Natural Product: NPC589540

Natural Product IDNPC589540
Common Name
?
The InCHIKey will be temporarily assigned as the "Common Name" if no IUPAC name or alternative short name is available.
5-hydroxy-2-[4-hydroxy-3-[(2~{S},3~{S},4~{S},5~{S},6~{S})-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-phenyl]-7-[(2~{S},3~{R},4~{S},5~{S},6~{R})-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-3-[(2~{S},3~{R},4~{S},5~{S},6~{S})-3,4,5-trihydroxy-6-[[(2~{R},3~{R},4~{S},5~{R},6~{S})-3,4,5-trihydroxy-6-methyl-tetrahydropyran-2-yl]oxymethyl]tetrahydropyran-2-yl]oxy-chromen-4-one
IUPAC Name 5-hydroxy-2-[4-hydroxy-3-[(2~{S},3~{S},4~{S},5~{S},6~{S})-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-phenyl]-7-[(2~{S},3~{R},4~{S},5~{S},6~{R})-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-3-[(2~{S},3~{R},4~{S},5~{S},6~{S})-3,4,5-trihydroxy-6-[[(2~{R},3~{R},4~{S},5~{R},6~{S})-3,4,5-trihydroxy-6-methyl-tetrahydropyran-2-yl]oxymethyl]tetrahydropyran-2-yl]oxy-chromen-4-one
Synonyms
Synthetic Gene Cluster n.a.
ChEMBL Identifier n.a.
PubChem CID n.a.
Chemical Classification
  • CHEMONTID:0000000 [Organic compounds]

The Chemical Classification was calculated by Classyfire, a software for chemical taxonomy calculation. Reference: DOI:10.1186/s13321-016-0174-y.

  Chemical Representations

Standard InCHIKey OMIUWTZERGHBER-YYSIKCHTSA-N
Standard InCHI InChI=1S/C39H50O26/c1-10-21(44)26(49)30(53)36(58-10)57-9-19-24(47)29(52)33(56)39(64-19)65-35-25(48)20-14(43)5-12(59-37-31(54)27(50)22(45)17(7-40)62-37)6-16(20)60-34(35)11-2-3-13(42)15(4-11)61-38-32(55)28(51)23(46)18(8-41)63-38/h2-6,10,17-19,21-24,26-33,36-47,49-56H,7-9H2,1H3/t10-,17+,18-,19-,21-,22+,23+,24+,26-,27-,28-,29-,30+,31+,32-,33+,36+,37+,38+,39-/m0/s1
SMILES C[C@@H]1O[C@@H](OC[C@@H]2O[C@@H](OC3=C(C4=CC=C(O)C(O[C@@H]5O[C@@H](CO)[C@@H](O)[C@H](O)[C@@H]5O)=C4)OC4=CC(O[C@@H]5O[C@H](CO)[C@@H](O)[C@H](O)[C@H]5O)=CC(O)=C4C3=O)[C@H](O)[C@@H](O)[C@@H]2O)[C@H](O)[C@@H](O)[C@H]1O

  Calculated Properties

Physi-Chem Properties

Molecular Weight:   934.26 Volume:   830.659
?
Van der Waals volume.
Dense:   1.125 LogP:   -1.301
?
The logarithm of the n-octanol/water distribution coefficients.
logD7.4:   0.244
?
The logarithm of the n-octanol/water distribution coefficient at pH=7.4.
LogS:   -1.342
?
The logarithm of aqueous solubility value.
Rotatable Bonds:   12.0 Rigid Bonds:   42.0
TPSA:   427.73
?
Topological Polar Surface Area.
H-Bond Acceptor:   26.0
H-Bond Donor:   16.0 Rings:   7.0
Heavy Atoms:   26.0

MedChem Properties

QED Drug-Likeness Score:   0.08 GASA:   0.0
?
GASA represents the probability of being difficult to synthesize, ranging from 0 to 1.
Synthetic Accessibility Score:   5.962 Fsp3:   0.615
MCE-18:   185.381
?
MCE-18 stands for medicinal chemistry evolution.MCE-18≥45 is considered a suitable value.
Lipinski Rule-of-5:   Accepted
Pfizer Rule:   Rejected GSK Rule:   Accepted
Golden Triangle Rule:   Accepted BMS Rule:   1
Chelating Alert:   1 PAINS Alert:   0
Colloidal aggregators:   0.645 Fluc inhibitor:   0.327
?
The fluc inhibitor value is the probability of being fLuc inhibitors, within the range of 0 to 1.
Blue fluorescence:   0.683
?
The blue fluorescence value is the probability of being blue fluorescence, within the range of 0 to 1
Green fluorescence:   0.615
?
The green fluorescence value is the probability of being green fluorescence, within the range of 0 to 1
Reactive compounds:   0.258 Promiscuous compounds:   0.609

ADMET Properties (ADMETlab3.0)

ADMET: Absorption

Caco-2 Permeability:   -7.379 MDCK Permeability:   -4.683
Pgp-inhibitor:   0.0 Pgp-substrate:   0.997
PAMPA:   1.0
?
The experimental data for Peff was logarithmically transformed (logPeff). Molecules with log Peff values below 2.0 were classified as low-permeability (Category 0), while those with log Peff values exceeding 2.5 were classified as high-permeability (Category 1).
Human Intestinal Absorption (HIA):   1.0
20% Bioavailability (F20%):   0.966 30% Bioavailability (F30%):   1.0
50% Bioavailability (F50%):   1.0

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):   0.0 MRP1:   0.011
Plasma Protein Binding (PPB):   66.573% Volume Distribution (VD):   -0.188
Fu: 27.876%
?
The fraction unbound in plasms.
OATP1B1 inhibitor:   0.987
OATP1B3 inhibitor:   0.999 BCRP inhibitor:   0.008
BSEP inhibitor:   0.0

ADMET: Metabolism

CYP1A2-inhibitor:   0.0 CYP1A2-substrate:   0.0
CYP2C19-inhibitor:   0.0 CYP2C19-substrate:   0.0
CYP2C9-inhibitor:   0.0 CYP2C9-substrate:   0.0
CYP2D6-inhibitor:   0.0 CYP2D6-substrate:   0.0
CYP3A4-inhibitor:   0.0 CYP3A4-substrate:   0.0
CYP2B6-substrate:   0.0 CYP2C8-inhibitor:   0.069
HLM stability:   0.0
?
Human liver microsomal (HLM) stability. Category 0: stable+ (HLM > 30 min); Category 1: unstable- (HLM ≤ 30 min). The output value is the probability of human liver microsomal instability, where a value closer to 1 indicates a higher likelihood of instability.

ADMET: Excretion

Clearance (CL):  -0.175 Half-life (T1/2):  7.073

ADMET: Toxicity

hERG Blockers:  0.0 hERG Blockers (10um):  0.006
Human Hepatotoxicity (H-HT):  0.743 Drug-induced Liver Injury (DILI):  0.996
AMES Toxicity:  0.99 Rat Oral Acute Toxicity:  0.0
Maximum Recommended Daily Dose:  0.0 Skin Sensitization:  1.0
Carcinogencity:  0.003 Eye Corrosion:  0.0
Eye Irritation:  0.0 Respiratory Toxicity:  0.0
Drug-induced Neurotoxicity:  0.0 Ototoxicity:  1.0
Hematotoxicity:  0.434 Drug-induced Nephrotoxicity:  0.991
Genotoxicity:  0.399 RPMI-8226 Immunitoxicity:  0.502
A549 Cytotoxicity:  0.896 Hek293 Cytotoxicity:  0.197
BCF:   0.289
?
Bioconcentration factors are used for considering secondary poisoning potential and assessing risks to human health via the food chain. The unit is -log10[(mg/L)/(1000*MW)].
IGC50:   2.658
?
48 hour Tetrahymena pyriformis IGC50. The unit of IGC50 is -log10[(mg/L)/(1000*MW)].
LC50DM:   4.525
?
48 hour Daphnia magna LC50. The unit of LC50DM is -log10[(mg/L)/(1000*MW)].
LC50FM:   3.475
?
96 hour fathead minnow LC50. The unit of LC50FM is -log10[(mg/L)/(1000*MW)].

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO15336 Prunus avium Species Rosaceae Eukaryota Fruit n.a. n.a. DOI[10.1016/j.foodchem.2007.08.004]
NPO15336 Prunus avium Species Rosaceae Eukaryota n.a. fruit n.a. DOI[10.1016/j.phytochem.2007.01.008]
NPO15336 Prunus avium Species Rosaceae Eukaryota n.a. fruit n.a. PMID[17328933]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota n.a. n.a. n.a. PMID[9917288]
NPO15336 Prunus avium Species Rosaceae Eukaryota n.a. n.a. n.a. Database[COCONUT]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota n.a. n.a. n.a. Database[COCONUT]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota Fruit n.a. n.a. Database[FooDB]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota Seed n.a. n.a. Database[FooDB]
NPO15336 Prunus avium Species Rosaceae Eukaryota n.a. n.a. Database[FooDB]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota n.a. n.a. Database[FooDB]
NPO15336 Prunus avium Species Rosaceae Eukaryota Fruits n.a. Database[FooDB]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota Fruits n.a. Database[FooDB]
NPO15336 Prunus avium Species Rosaceae Eukaryota Fruits n.a. Database[Phenol-Explorer]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota Fruits n.a. Database[Phenol-Explorer]
NPO24693 Prunus cerasus Species Rosaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO15336 Prunus avium Species Rosaceae Eukaryota n.a. n.a. n.a. Database[UNPD]

Note for Reference:
In addition to directly collecting NP source organism data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated them from below databases:
UNPD: Universal Natural Products Database [PMID: 23638153].
StreptomeDB: a database of streptomycetes natural products [PMID: 33051671].
TM-MC: a database of medicinal materials and chemical compounds in Northeast Asian traditional medicine [PMID: 26156871].
TCM@Taiwan: a Traditional Chinese Medicine database [PMID: 21253603].
TCMID: a Traditional Chinese Medicine database [PMID: 29106634].
TCMSP: The traditional Chinese medicine systems pharmacology database and analysis platform [PMID: 24735618].
HerDing: a herb recommendation system to treat diseases using genes and chemicals [PMID: 26980517].
MetaboLights: a metabolomics database [PMID: 27010336].
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].



  NP Quantity Composition/Concentration

Organism ID Organism Name Organism Material Preparation Organism Part NP Quantity (Standard) NP Quantity (Minimum) NP Quantity (Maximum) Quantity Unit Reference

Note for Reference:
In addition to directly collecting NP quantitative data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated NP quantitative records for specific NP domains (e.g., NPS from foods or herbs) from domain-specific databases. These databases include:
DUKE: Dr. Duke's Phytochemical and Ethnobotanical Databases.
PHENOL EXPLORER: is the first comprehensive database on polyphenol content in foods [PMID: 24103452], its homepage can be accessed at here.
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].



 Biological Activity

Molecular-level activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference

In vitro activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference

In vivo activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference





 Experimental ADME

Experiment Model Experiment Tissue ADME Type ADME Relation ADME Value ADME Unit Reference





 Experimental Toxicity

Quantitative toxicity

Experiment Model Experiment Organism Toxicity Type Toxicity Relation Toxicity Value Toxicity Unit Reference

Common Abbreviations:
LC: Lethal Concentration; LD: Lethal Dose; LT:Lethal Time; NOAEL: No-observed-adverse-effect Level; BMDL: Benchmark Dose Lower Confidence Limit; BMD: Benchmark Dose; BMC:Benchmark Concentration; LOAEL: Lowest Observed Adverse Effect Level; RfD:Reference Dose; RfC:Reference Concentration; MRL: Minimal Risk Level; MEG: Maximum Exposure Guideline; PAC: Protective Action Criteria

Categorical toxicity labels

Hepatotoxicity Carcinogenicity Mutagenicity Cardiotoxicity Respiratory Toxicity Eye Irritation Endocrine Disruption
Hepatotoxicity Carcinogenicity Mutagenicity Cardiotoxicity Respiratory Toxicity Eye Irritation Endocrine Disruption

Note for Reference:
In addition to directly collecting NP quantitative data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated NP toxicity records from domain-specific databases. These databases include:
ToxValDB: a curated database that compiles quantitative toxicity values for chemicals from diverse public sources to support toxicological research and risk assessment.
TOXRIC: a comprehensive, free-to-access, online database providing toxicological/feature data. The toxicity labels are retrieved from this database. [PMID: 36400569]


  Chemically structural similarity

Similar Active Natural Products in NPASS

Top-200 similar NPs were calculated against the active-NP-set (includes approximately 50,000 NPs with experimentally-derived bioactivity available in NPASS)

Similarity is measured using the Tanimoto coefficient (Tc) , which compares the binary fingerprints of two molecules. Tc is calculated as the intersection divided by the union of '1' bits in the fingerprints, ranging from 0 to 1, with 1 indicating highest similarity.

●  The left chart: Distribution of similarity level between NPC589540 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.5 or Top200).

Similarity Score Similarity Level Natural Product ID
0.7826 Intermediate Similarity NPC186816
0.7426 Intermediate Similarity NPC480441
0.7426 Intermediate Similarity NPC25523
0.7245 Intermediate Similarity NPC476472
0.7245 Intermediate Similarity NPC294815
0.7245 Intermediate Similarity NPC16194
0.7065 Intermediate Similarity NPC116458
0.7065 Intermediate Similarity NPC246943
0.7065 Intermediate Similarity NPC605784
0.7021 Intermediate Similarity NPC251417
0.6972 Remote Similarity NPC192539
0.6703 Remote Similarity NPC297987
0.6703 Remote Similarity NPC136042
0.6701 Remote Similarity NPC67105
0.6699 Remote Similarity NPC14187
0.6633 Remote Similarity NPC210073
0.66 Remote Similarity NPC470443
0.6531 Remote Similarity NPC173582
0.6531 Remote Similarity NPC44931
0.6531 Remote Similarity NPC265885
0.6531 Remote Similarity NPC181465
0.6531 Remote Similarity NPC215710
0.6531 Remote Similarity NPC473438
0.6531 Remote Similarity NPC253788
0.6465 Remote Similarity NPC203259
0.6465 Remote Similarity NPC33054
0.6465 Remote Similarity NPC176740
0.6465 Remote Similarity NPC471725
0.6465 Remote Similarity NPC134532
0.6465 Remote Similarity NPC156869
0.6465 Remote Similarity NPC602582
0.6421 Remote Similarity NPC601144
0.6413 Remote Similarity NPC289667
0.6413 Remote Similarity NPC249281
0.6373 Remote Similarity NPC32641
0.6373 Remote Similarity NPC256188
0.6373 Remote Similarity NPC209296
0.6373 Remote Similarity NPC35119
0.6337 Remote Similarity NPC488073
0.6337 Remote Similarity NPC126784
0.6337 Remote Similarity NPC241423
0.6311 Remote Similarity NPC142142
0.6289 Remote Similarity NPC276377
0.6289 Remote Similarity NPC601586
0.6277 Remote Similarity NPC46420
0.6277 Remote Similarity NPC84362
0.6277 Remote Similarity NPC271692
0.625 Remote Similarity NPC473073
0.6239 Remote Similarity NPC277532
0.6238 Remote Similarity NPC473571
0.6238 Remote Similarity NPC110941
0.6214 Remote Similarity NPC473327
0.62 Remote Similarity NPC275454
0.62 Remote Similarity NPC227508
0.6146 Remote Similarity NPC611303
0.6139 Remote Similarity NPC22062
0.6139 Remote Similarity NPC65563
0.6139 Remote Similarity NPC473634
0.6139 Remote Similarity NPC470949
0.6139 Remote Similarity NPC138811
0.6139 Remote Similarity NPC150164
0.6122 Remote Similarity NPC203050
0.6122 Remote Similarity NPC488072
0.6122 Remote Similarity NPC225434
0.6111 Remote Similarity NPC189564
0.6055 Remote Similarity NPC219043
0.6055 Remote Similarity NPC292019
0.6055 Remote Similarity NPC202908
0.604 Remote Similarity NPC39834
0.602 Remote Similarity NPC311830
0.6019 Remote Similarity NPC89052
0.6019 Remote Similarity NPC121703
0.6019 Remote Similarity NPC240306
0.6019 Remote Similarity NPC64425
0.6019 Remote Similarity NPC203145
0.6019 Remote Similarity NPC153755
0.5918 Remote Similarity NPC101026
0.5918 Remote Similarity NPC488077
0.5909 Remote Similarity NPC173837
0.5859 Remote Similarity NPC223747
0.5833 Remote Similarity NPC158674
0.5833 Remote Similarity NPC602448
0.5776 Remote Similarity NPC488079
0.5755 Remote Similarity NPC72016
0.5688 Remote Similarity NPC135358
0.5673 Remote Similarity NPC479405
0.5673 Remote Similarity NPC303913
0.567 Remote Similarity NPC277205
0.567 Remote Similarity NPC37919
0.5657 Remote Similarity NPC285197
0.5648 Remote Similarity NPC195257
0.5648 Remote Similarity NPC220173
0.5631 Remote Similarity NPC471079
0.5619 Remote Similarity NPC479404
0.5607 Remote Similarity NPC606657
0.5603 Remote Similarity NPC198199
0.5593 Remote Similarity NPC209550
0.5577 Remote Similarity NPC67326
0.5556 Remote Similarity NPC486577
0.5545 Remote Similarity NPC206123
0.5514 Remote Similarity NPC65711
0.5514 Remote Similarity NPC479403
0.551 Remote Similarity NPC323593
0.551 Remote Similarity NPC203500
0.551 Remote Similarity NPC189142
0.551 Remote Similarity NPC77660
0.5508 Remote Similarity NPC470720
0.5481 Remote Similarity NPC480466
0.547 Remote Similarity NPC298666
0.5462 Remote Similarity NPC120952
0.5462 Remote Similarity NPC138990
0.5455 Remote Similarity NPC101636
0.5446 Remote Similarity NPC486578
0.5439 Remote Similarity NPC164704
0.5424 Remote Similarity NPC470719
0.5424 Remote Similarity NPC470717
0.5421 Remote Similarity NPC488074
0.5417 Remote Similarity NPC175429
0.5408 Remote Similarity NPC39360
0.5408 Remote Similarity NPC77672
0.5408 Remote Similarity NPC133671
0.5408 Remote Similarity NPC135391
0.5408 Remote Similarity NPC29763
0.5408 Remote Similarity NPC78263
0.5408 Remote Similarity NPC210003
0.5408 Remote Similarity NPC250069
0.5408 Remote Similarity NPC238376
0.5398 Remote Similarity NPC473072
0.5391 Remote Similarity NPC311850
0.5385 Remote Similarity NPC295625
0.5378 Remote Similarity NPC488078
0.537 Remote Similarity NPC12013
0.537 Remote Similarity NPC11432
0.537 Remote Similarity NPC477613
0.5354 Remote Similarity NPC145038
0.5354 Remote Similarity NPC56077
0.5354 Remote Similarity NPC281131
0.5354 Remote Similarity NPC253662
0.5354 Remote Similarity NPC179950
0.5354 Remote Similarity NPC88789
0.5354 Remote Similarity NPC491374
0.5347 Remote Similarity NPC60735
0.5347 Remote Similarity NPC26230
0.5347 Remote Similarity NPC488071
0.5345 Remote Similarity NPC470716
0.5321 Remote Similarity NPC122467
0.5304 Remote Similarity NPC217520
0.5304 Remote Similarity NPC470715
0.53 Remote Similarity NPC24043
0.5294 Remote Similarity NPC22832
0.5294 Remote Similarity NPC197285
0.5288 Remote Similarity NPC116864
0.5288 Remote Similarity NPC244776
0.5268 Remote Similarity NPC470446
0.5254 Remote Similarity NPC68592
0.5253 Remote Similarity NPC108831
0.5253 Remote Similarity NPC19709
0.5253 Remote Similarity NPC182634
0.5248 Remote Similarity NPC42773
0.5248 Remote Similarity NPC45522
0.5248 Remote Similarity NPC325555
0.5248 Remote Similarity NPC226304
0.5225 Remote Similarity NPC89127
0.5214 Remote Similarity NPC139571
0.52 Remote Similarity NPC64305
0.5196 Remote Similarity NPC307938
0.5192 Remote Similarity NPC469931
0.5189 Remote Similarity NPC187379
0.5189 Remote Similarity NPC609888
0.5185 Remote Similarity NPC204693
0.5185 Remote Similarity NPC115674
0.5182 Remote Similarity NPC473623
0.5182 Remote Similarity NPC229409
0.5179 Remote Similarity NPC292929
0.5179 Remote Similarity NPC470449
0.5179 Remote Similarity NPC221342
0.5179 Remote Similarity NPC470445
0.5179 Remote Similarity NPC476470
0.5152 Remote Similarity NPC111929
0.5152 Remote Similarity NPC320283
0.5152 Remote Similarity NPC331652
0.5152 Remote Similarity NPC41121
0.5149 Remote Similarity NPC27640
0.5149 Remote Similarity NPC488080
0.5149 Remote Similarity NPC169977
0.5146 Remote Similarity NPC120099
0.5146 Remote Similarity NPC601710
0.5138 Remote Similarity NPC64051
0.5135 Remote Similarity NPC488089
0.5118 Remote Similarity NPC223860
0.51 Remote Similarity NPC127546
0.51 Remote Similarity NPC261866
0.51 Remote Similarity NPC57625
0.51 Remote Similarity NPC173637
0.51 Remote Similarity NPC317489
0.51 Remote Similarity NPC223424
0.51 Remote Similarity NPC600591
0.5098 Remote Similarity NPC472459
0.5098 Remote Similarity NPC59534
0.5098 Remote Similarity NPC599850

Similar Clinical/Approved Drugs

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules.

●  The left chart: Distribution of similarity level between NPC589540 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.5 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage
0.7423 Intermediate Similarity NPD7251 Phase 2
0.7129 Intermediate Similarity NPD7808 Phase 3
0.6465 Remote Similarity NPD6797 Phase 2
0.6373 Remote Similarity NPD7054 Phase 4
0.5175 Remote Similarity NPD7472 Pre-clinical

Bioactivity similarity

  Bioactivity similarity

Similar Natural Products in NPASS

Similarity level is defined by Bioactivity similarity was calculated based on bioactivity descriptors of compounds. The bioactivity descriptors were calculated by a recently developed AI algorithm Chemical Checker (CC) [Nature Biotechnology, 38:1087–1096, 2020; Nature Communications, 12:3932, 2021], which evaluated bioactivity similarities at five levels:
A: chemistry similarity;
B: biological targets similarity;
C: networks similarity;
D: cell-based bioactivity similarity;
E: similarity based on clinical data.
Those 5 categories of CC bioactivity descriptors were calculated and then subjected to manifold projection using UMAP algorithm, to project all NPs on a 2-Dimensional space. The current NP was highlighted with a small circle in the 2-D map. Below figures: left-to-right, A-to-E.

A: chemistry similarity
B: biological targets similarity
C: networks similarity
D: cell-based bioactivity similarity
E: similarity based on clinical data