Structure

Physi-Chem Properties

Molecular Weight:  204.19
Volume:  245.61
LogP:  5.373
LogD:  4.183
LogS:  -4.658
# Rotatable Bonds:  1
TPSA:  0.0
# H-Bond Aceptor:  0
# H-Bond Donor:  0
# Rings:  2
# Heavy Atoms:  0

MedChem Properties

QED Drug-Likeness Score:  0.548
Synthetic Accessibility Score:  4.395
Fsp3:  0.733
Lipinski Rule-of-5:  Accepted
Pfizer Rule:  Rejected
GSK Rule:  Rejected
BMS Rule:  0
Golden Triangle Rule:  Accepted
Chelating Alert:  0
PAINS Alert:  0

ADMET Properties (ADMETlab2.0)

ADMET: Absorption

Caco-2 Permeability:  -4.475
MDCK Permeability:  1.7165042663691565e-05
Pgp-inhibitor:  0.122
Pgp-substrate:  0.28
Human Intestinal Absorption (HIA):  0.006
20% Bioavailability (F20%):  0.981
30% Bioavailability (F30%):  0.725

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):  0.519
Plasma Protein Binding (PPB):  83.02024841308594%
Volume Distribution (VD):  3.892
Pgp-substrate:  10.22607135772705%

ADMET: Metabolism

CYP1A2-inhibitor:  0.862
CYP1A2-substrate:  0.729
CYP2C19-inhibitor:  0.425
CYP2C19-substrate:  0.884
CYP2C9-inhibitor:  0.326
CYP2C9-substrate:  0.254
CYP2D6-inhibitor:  0.082
CYP2D6-substrate:  0.644
CYP3A4-inhibitor:  0.893
CYP3A4-substrate:  0.358

ADMET: Excretion

Clearance (CL):  12.488
Half-life (T1/2):  0.034

ADMET: Toxicity

hERG Blockers:  0.038
Human Hepatotoxicity (H-HT):  0.336
Drug-inuced Liver Injury (DILI):  0.679
AMES Toxicity:  0.061
Rat Oral Acute Toxicity:  0.887
Maximum Recommended Daily Dose:  0.879
Skin Sensitization:  0.297
Carcinogencity:  0.912
Eye Corrosion:  0.918
Eye Irritation:  0.893
Respiratory Toxicity:  0.967

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General Info & Identifiers & Properties  
Structure MOL file  
Source Organisms  
Biological Activities  
Similar NPs/Drugs  

  Natural Product: NPC260756

Natural Product ID:  NPC260756
Common Name*:   DUYRYUZIBGFLDD-XUXIUFHCSA-N
IUPAC Name:   n.a.
Synonyms:  
Standard InCHIKey:  DUYRYUZIBGFLDD-XUXIUFHCSA-N
Standard InCHI:  InChI=1S/C15H24/c1-10(2)13-7-5-11(3)14-8-6-12(4)15(14)9-13/h9,11-14H,1,5-8H2,2-4H3/t11-,12-,13-,14-/m0/s1
SMILES:  C=C(C)[C@H]1CC[C@H](C)[C@@H]2CC[C@H](C)C2=C1
Synthetic Gene Cluster:   n.a.
ChEMBL Identifier:   n.a.
PubChem CID:   91748784
Chemical Classification**:  
  • CHEMONTID:0000000 [Organic compounds]
    • [CHEMONTID:0000012] Lipids and lipid-like molecules
      • [CHEMONTID:0000259] Prenol lipids
        • [CHEMONTID:0001550] Sesquiterpenoids

*Note: the InCHIKey will be temporarily assigned as the "Common Name" if no IUPAC name or alternative short name is available.
**Note: the Chemical Classification was calculated by NPClassifier Version 1.5. Reference: PMID:34662515.

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. stem n.a. DOI[10.1007/s11418-006-0112-9]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. leaf n.a. DOI[10.1007/s11418-006-0112-9]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. flower n.a. DOI[10.1007/s11418-006-0112-9]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. DOI[10.1016/S0040-4039(01)90945-1]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. root n.a. PMID[11374978]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. stem n.a. PMID[12575075]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. leaf n.a. PMID[12575075]
NPO25825 Saussurea lappa Species Asteraceae Eukaryota Roots n.a. n.a. PMID[14510592]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. leaf n.a. PMID[15388977]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. whole plant n.a. PMID[15577255]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. PMID[15679317]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. PMID[16562834]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota roots purchased from Kiu Shun Trading Ltd., Vancouver, Canada 2000 PMID[16643021]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. stem n.a. PMID[17202689]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. root n.a. PMID[17997069]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. leaf n.a. PMID[18409045]
NPO29016 Valeriana jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. PMID[19245261]
NPO29141 Panax ginseng Species Araliaceae Eukaryota flower buds n.a. n.a. PMID[19926279]
NPO29016 Valeriana jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. PMID[20151678]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. PMID[20476749]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. pericarp n.a. PMID[20628994]
NPO29016 Valeriana jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. PMID[20853876]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. root n.a. PMID[2092947]
NPO29141 Panax ginseng Species Araliaceae Eukaryota berry n.a. n.a. PMID[21216145]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. whole plant n.a. PMID[21428416]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota Rhizomes n.a. n.a. PMID[21936523]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota n.a. rhizome n.a. PMID[21936523]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. PMID[22870812]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota rhizomes n.a. n.a. PMID[22951040]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. PMID[23435948]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. rhizome n.a. PMID[23713285]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. fruit n.a. PMID[24155209]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. PMID[24175626]
NPO29141 Panax ginseng Species Araliaceae Eukaryota leaves n.a. n.a. PMID[24290061]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. PMID[24704449]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. PMID[24959987]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. PMID[24968750]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. PMID[25152999]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. PMID[25302569]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. PMID[25538068]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. PMID[25737008]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota rhizomes n.a. n.a. PMID[26296476]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. PMID[26305406]
NPO29141 Panax ginseng Species Araliaceae Eukaryota stems-leaves n.a. n.a. PMID[26420067]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. PMID[26967731]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. PMID[27400088]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. stem n.a. PMID[27914541]
NPO29141 Panax ginseng Species Araliaceae Eukaryota Flower Buds n.a. n.a. PMID[28345906]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota Rhizomes n.a. n.a. PMID[29116780]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. PMID[30188125]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. PMID[32129622]
NPO25825 Saussurea lappa Species Asteraceae Eukaryota n.a. n.a. n.a. PMID[3572418]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. PMID[6387056]
NPO14108 Nardostachys jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO8698 Zanthoxylum schinifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO10506 Artemisia apiacea Species Asteraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO2921 Angelica acutiloba Species Apiaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. Database[HerDing]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[MetaboLights]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO8698 Zanthoxylum schinifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO2921 Angelica acutiloba Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO14108 Nardostachys jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO25825 Saussurea lappa Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO10506 Artemisia apiacea Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCMID]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO8698 Zanthoxylum schinifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO14108 Nardostachys jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO10506 Artemisia apiacea Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO2921 Angelica acutiloba Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TCM_Taiwan]
NPO14108 Nardostachys jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO2921 Angelica acutiloba Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO8187 Schisandra chinensis Species Schisandraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO5681 Acorus gramineus Species Acoraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO25825 Saussurea lappa Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO10506 Artemisia apiacea Species Asteraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO29016 Valeriana jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO8698 Zanthoxylum schinifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[TM-MC]
NPO22796 Cyperus rotundus Species Cyperaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO29141 Panax ginseng Species Araliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO5315 Zanthoxylum bungeanum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO10506 Artemisia apiacea Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO14108 Nardostachys jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO11438 Angelica gigas Species Apiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO25825 Saussurea lappa Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO29463 Pogostemon cablin Species Lamiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO29016 Valeriana jatamansi Species Caprifoliaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO2921 Angelica acutiloba Species Apiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO26589 Artemisia annua L. Strain Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO9290 Zanthoxylum piperitum Species Rutaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO8666 Acorus tatarinowii Species Acoraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO8698 Zanthoxylum schinifolium Species Rutaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO11100 Artemisia capillaris Species Asteraceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO15462 Angelica sinensis Species Apiaceae Eukaryota n.a. n.a. n.a. Database[UNPD]
NPO8187 Schisandra chinensis Species Schisandraceae 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 NP ID 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

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

☑ Note for Activity Records:
☉ The quantitative biological activities were primarily integrated from ChEMBL (Version-30) database and were also directly collected from PubMed literature. PubMed PMID was provided as the reference link for each activity record.

  Chemically structural similarity: I. Similar Active Natural Products in NPASS

Top-200 similar NPs were calculated against the active-NP-set (includes 4,3285 NPs with experimentally-derived bioactivity available in NPASS)

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules. Tc lies between [0, 1] where '1' indicates the highest similarity. What is Tanimoto coefficient

●  The left chart: Distribution of similarity level between NPC260756 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.56 or Top200).

Similarity Score Similarity Level Natural Product ID

  Chemically structural similarity: II. Similar Clinical/Approved Drugs

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

●  The left chart: Distribution of similarity level between NPC260756 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.56 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage

  Bioactivity similarity: Similar Natural Products in NPASS

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