Browse Natural Product by Chemical Classification
Natural products are classified into different chemical superclasses using the ClassyFire algorithm (Djoumbou Feunang Y et.al., J Cheminform. 2016)
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Natural Product
- Acetylides (3)
- Alkaloids and derivatives (1143)
- 1-azaoxoaporphines (3)
- 6,6a-secoaporphines (4)
- 6,7-benzomorphans (7)
- Acutumine and related alkaloids (7)
- Ajmaline-sarpagine alkaloids (4)
- Allocolchicine alkaloids (1)
- Amaryllidaceae alkaloids (71)
- Aporphines (152)
- 4,5-dioxoaporphines (3)
- Hydroxy-7-aporphines (7)
- Unclassified (8)
- Aristolactams (22)
- Aspidofractine alkaloids (15)
- Aspidospermatan-type alkaloids (23)
- Benzophenanthridine alkaloids (14)
- Camptothecins (8)
- Cephalotaxus alkaloids (5)
- Cinchona alkaloids (8)
- Condylocarpan alkaloids (2)
- Corynanthean-type alkaloids (29)
- Cularin alkaloids and derivatives (5)
- Cytochalasans (28)
- Daphniphylline-type alkaloids (1)
- Eburnan-type alkaloids (16)
- Emetine alkaloids (8)
- Epibatidine analogues (1)
- Ergoline and derivatives (16)
- Erythrina alkaloids (13)
- Gelsemium alkaloids (13)
- Harmala alkaloids (149)
- Hasubanan alkaloids (8)
- Ibogan-type alkaloids (35)
- Indolonaphthyridine alkaloids (34)
- Isoaporphines (12)
- Lumicolchicine alkaloids (1)
- Lupin alkaloids (39)
- Macroline alkaloids (27)
- Morphinans (23)
- Pavine alkaloids (5)
- Phenethylisoquinoline alkaloids (1)
- Phthalide isoquinolines (14)
- Pleiocarpaman alkaloids (4)
- Plumeran-type alkaloids (17)
- Proaporphines (6)
- Protoberberine alkaloids and derivatives (79)
- Protopine alkaloids (10)
- Quebrachamine alkaloids (2)
- Rhazinilam alkaloids (4)
- Schizozygine alkaloids (2)
- Stemona alkaloids (14)
- Strychnos alkaloids (67)
- Tacaman alkaloids (1)
- Tropane alkaloids (17)
- Unclassified (3)
- Vallesaman alkaloids (2)
- Vinca alkaloids (3)
- Vobasan alkaloids (12)
- Yohimbine alkaloids (17)
- Benzenoids (2801)
- Acenaphthylenes (1)
- Anthracenes (329)
- Anthracenecarboxylic acids and derivatives (19)
- Anthraquinones (230)
- Anthraquinone glycosides (2)
- Hydroxyanthraquinones (106)
- Unclassified (5)
- Unclassified (8)
- Benzene and substituted derivatives (1170)
- 2-phenoxypropionic acids (1)
- Acetophenones (23)
- Alkyldimethylbenzylammonium halides (1)
- Anilides (15)
- Aniline and substituted anilines (8)
- Benzazocines (6)
- Benzenesulfonamides (8)
- Benzenesulfonic acids and derivatives (5)
- Benzenesulfonyl compounds (2)
- Benzoic acids and derivatives (365)
- Acylaminobenzoic acid and derivatives (8)
- Aminobenzoic acids and derivatives (7)
- Benzamides (17)
- Benzoic acid esters (119)
- Unclassified (13)
- m-Hydroxybenzoic acid esters (14)
- o-Hydroxybenzoic acid esters (7)
- p-Hydroxybenzoic acid esters (31)
- Benzoic acids (14)
- Halobenzoic acids and derivatives (2)
- Hydroxybenzoic acid derivatives (146)
- Gallic acid and derivatives (50)
- Salicylic acid and derivatives (39)
- Unclassified (13)
- Methoxybenzoic acids and derivatives (43)
- Nitrobenzoic acids and derivatives (2)
- Phthalic acid and derivatives (5)
- Unclassified (5)
- Benzonitriles (4)
- Benzophenones (41)
- Benzoyl derivatives (23)
- Benzoyl peroxides (1)
- Benzyl alcohols (7)
- Benzyl cyanides (1)
- Benzyl halides (2)
- Benzyl sulfoxides (1)
- Benzyl thiocyanates (1)
- Benzylethers (27)
- Benzyloxycarbonyls (22)
- Biphenols (6)
- Biphenyls and derivatives (55)
- Butyrophenones (6)
- Cumenes (8)
- Cyclohexylphenols (3)
- Diphenylethers (79)
- Diphenylmethanes (75)
- Halobenzenes (17)
- Methoxybenzenes (26)
- N-phenylureas (1)
- Nitrobenzenes (7)
- Phenethylamines (56)
- Phenoxy compounds (1)
- Phenoxyacetic acid derivatives (5)
- Phenylacetaldehydes (2)
- Phenylacetamides (6)
- Phenylacetic acids (1)
- Phenylbutylamines (5)
- Phenylmethylamines (10)
- Phenylpropanes (57)
- Phenylpropenes (1)
- Phenylpyruvic acid derivatives (4)
- Styrenes (45)
- Sulfanilides (1)
- Terphenyls (39)
- Toluenes (12)
- Trifluoromethylbenzenes (1)
- Unclassified (8)
- Xylenes (7)
- Dibenzocycloheptenes (4)
- Fluorenes (23)
- Indanes (26)
- Indenes and isoindenes (2)
- Naphthacenes (20)
- Naphthalenes (250)
- Naphthalene sulfonic acids and derivatives (3)
- Naphthalenecarboxylic acids and derivatives (11)
- Naphthols and derivatives (36)
- Naphthoquinones (106)
- Nitronaphthalenes (1)
- Phenylnaphthalenes (30)
- Unclassified (8)
- Perylenequinones (19)
- Phenalenes (5)
- Phenanthrenes and derivatives (264)
- Aristolochic acids and derivatives (13)
- Chrysenes (1)
- Hydrophenanthrenes (84)
- Phenanthraquinones (2)
- Phenanthroindolizidines (19)
- Phenanthrols (53)
- Phenanthroquinolizidines (2)
- Unclassified (8)
- Phenol esters (25)
- Phenol ethers (120)
- Aminophenyl ethers (1)
- Anisoles (86)
- Unclassified (8)
- Phenols (464)
- 1,4-dihydroxy-2-halobenzenoids (2)
- 1-hydroxy-2-unsubstituted benzenoids (66)
- 1-hydroxy-4-unsubstituted benzenoids (38)
- 4-alkoxyphenols (3)
- Benzenediols (133)
- Benzenetriols and derivatives (8)
- Cresols (20)
- Halophenols (24)
- Methoxyphenols (154)
- Nitrophenols (3)
- Tyrosols and derivatives (13)
- Pyrenes (8)
- Tetralins (66)
- Triphenyl compounds (2)
- Unclassified (3)
- Hydrocarbon derivatives (23)
- Hydrocarbons (50)
- Lignans, neolignans and related compounds (783)
- Arylnaphthalene lignans (37)
- Aryltetralin lignans (50)
- Coumarinolignans (16)
- Cyclobutane lignans (8)
- Dibenzocyclooctadiene lignans (3)
- Dibenzylbutane lignans (58)
- Flavonolignans (16)
- Furanoid lignans (221)
- Tetrahydrofuran lignans (149)
- 7,7'-epoxylignans (57)
- 7,8'-epoxylignans (2)
- 7,9'-epoxylignans (27)
- 9,9'-epoxylignans (63)
- Unclassified (8)
- Lignan glycosides (104)
- Lignan lactones (59)
- Stilbenolignans (1)
- Unclassified (3)
- Lipids and lipid-like molecules (11376)
- Endocannabinoids (1)
- Fatty Acyls (1173)
- Eicosanoids (101)
- Clavulones and derivatives (13)
- Hepoxilins (2)
- Hydroperoxyeicosatetraenoic acids (3)
- Hydroxyeicosatetraenoic acids (5)
- Hydroxyeicosatrienoic acids (1)
- Leukotrienes (5)
- Prostaglandins and related compounds (70)
- Thromboxanes (2)
- Fatty acid esters (126)
- Acyl carnitines (5)
- Fatty acid methyl esters (20)
- Pyrethroids (3)
- Unclassified (5)
- Wax esters (3)
- Fatty acids and conjugates (231)
- Branched fatty acids (14)
- Carbocyclic fatty acids (4)
- Halogenated fatty acids (1)
- Heterocyclic fatty acids (15)
- Hydroperoxy fatty acids (1)
- Hydroxy fatty acids (7)
- Long-chain fatty acids (96)
- Medium-chain fatty acids (54)
- Straight chain fatty acids (9)
- Thia fatty acids (3)
- Very long-chain fatty acids (27)
- Fatty acyl glycosides (121)
- Alkyl glycosides (15)
- Fatty acyl glycosides of mono- and disaccharides (105)
- Unclassified (5)
- Fatty alcohol esters (40)
- Fatty alcohols (399)
- Annonaceous acetogenins (160)
- Long-chain fatty alcohols (92)
- Unclassified (5)
- Fatty aldehydes (9)
- Fatty amides (98)
- Lineolic acids and derivatives (48)
- Glycerolipids (50)
- Glycerophospholipids (33)
- Glycerophosphonolipids (2)
- Prenol lipids (7888)
- Diterpenoids (2051)
- Aconitane-type diterpenoid alkaloids (31)
- Acyclic diterpenoids (33)
- Amphilectane, neoamphilectane, cycloamphilectane, and adociane diterpenoids (27)
- Aphidicolane and stemodane diterpenoids (1)
- Biflorane and serrulatane diterpenoids (8)
- Cembrane diterpenoids (38)
- Cladiellane diterpenoids (6)
- Colensane and clerodane diterpenoids (164)
- Dolabellane and neodolabellane diterpenoids (50)
- Eunicellane and asbestinane diterpenoids (44)
- Fusicoccane diterpenoids (4)
- Gibberellins (1)
- Grayanoids (7)
- Isocopalane and spongiane diterpenoids (26)
- Jatrophane and cyclojatrophane diterpenoids (40)
- Jatropholane and crotopholane diterpenoids (4)
- Kaurane diterpenoids (389)
- Napelline-type diterpenoid alkaloids (3)
- Unclassified (13)
- Lappaconitine-type diterpenoid alkaloids (3)
- Pachydictyane and cneorubin diterpenoids (13)
- Rhamnofolane and daphnane diterpenoids (66)
- Spatane and 4,10-secospatane diterpenoids (10)
- Tanshinones, isotanshinones, and derivatives (22)
- Taxanes and derivatives (138)
- Tigliane and ingenane diterpenoids (114)
- Unclassified (5)
- Valparane and mulinane diterpenoids (3)
- Villanovane, atisane, trachylobane or helvifulvane diterpenoids (13)
- Xeniaphyllane and xenicane diterpenoids (2)
- Hopanoids (16)
- Isoprenoid phosphates (4)
- Monoterpenoids (422)
- Acyclic monoterpenoids (39)
- Aromatic monoterpenoids (79)
- Bicyclic monoterpenoids (125)
- Iridoids and derivatives (42)
- Menthane monoterpenoids (66)
- Monocyclic monoterpenoids (22)
- Unclassified (5)
- Polyprenols (2)
- Quinone and hydroquinone lipids (106)
- Prenylated hydroquinones (22)
- Prenylquinones (46)
- Vitamin E compounds (24)
- Vitamin K compounds (14)
- Retinoids (14)
- Sesquaterpenoids (11)
- Sesquiterpenoids (1134)
- Abscisic acids and derivatives (7)
- Agarofurans (118)
- Aristolane sesquiterpenoids (1)
- Aromadendrane sesquiterpenoids (15)
- Artemisinins (10)
- Bicyclogermacrane and isolepidozane sesquiterpenoids (1)
- Cedrane and isocedrane sesquiterpenoids (2)
- Chamigranes (17)
- Elemane sesquiterpenoids (10)
- Eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids (41)
- Eudesmane, isoeudesmane or cycloeudesmane sesquiterpenoids (64)
- Germacrane sesquiterpenoids (46)
- Guaianes (43)
- Illudanes and illudins (12)
- Pseudoguaianes (2)
- Trichothecenes (39)
- Triquinane sesquiterpenoids (12)
- Unclassified (5)
- Sesterterpenoids (180)
- Cheilanthane sesterterpenoids (15)
- Ophiobolane sesterterpenoids (9)
- Scalarane sesterterpenoids (110)
- Unclassified (5)
- Terpene glycosides (915)
- Diterpene glycosides (83)
- Iridoid O-glycosides (103)
- Triterpene glycosides (611)
- Unclassified (5)
- Terpene lactones (1316)
- Diterpene lactones (474)
- Cembranolides (22)
- Ginkgolides and bilobalides (12)
- Unclassified (13)
- Quassinoids (117)
- Sesquiterpene lactones (434)
- Ambrosanolides and secoambrosanolides (36)
- Cadinanolides (2)
- Eudesmanolides, secoeudesmanolides, and derivatives (93)
- Germacranolides and derivatives (109)
- Guaianolides and derivatives (118)
- Unclassified (13)
- Xanthanolides (28)
- Strigolactones (1)
- Unclassified (5)
- Tetraterpenoids (13)
- Triterpenoids (1704)
- Saccharolipids (70)
- Sphingolipids (36)
- Steroids and steroid derivatives (2123)
- 17-furanylsteroids and derivatives (7)
- 5,6-epoxysteroids (1)
- Androstane steroids (41)
- Azasteroids and derivatives (29)
- Bile acids, alcohols and derivatives (186)
- Glycinated bile acids and derivatives (7)
- Hydroxy bile acids, alcohols and derivatives (154)
- Dihydroxy bile acids, alcohols and derivatives (49)
- Monohydroxy bile acids, alcohols and derivatives (31)
- Pentahydroxy bile acids, alcohols and derivatives (18)
- Tetrahydroxy bile acids, alcohols and derivatives (20)
- Trihydroxy bile acids, alcohols and derivatives (21)
- Unclassified (13)
- Taurinated bile acids and derivatives (7)
- Unclassified (5)
- Cholestane steroids (76)
- Cucurbitacins (71)
- Cycloartanols and derivatives (162)
- Ecdysteroids (1)
- Ergostane steroids (146)
- Ergosterols and derivatives (100)
- Unclassified (5)
- Estrane steroids (16)
- Furospirostanes and derivatives (17)
- Gorgostanes and derivatives (5)
- Hydroxysteroids (115)
- 1-hydroxysteroids (12)
- 12-hydroxysteroids (11)
- 14-hydroxysteroids (1)
- 16-hydroxysteroids (3)
- 17-hydroxysteroids (7)
- 18-hydroxysteroids (4)
- 21-hydroxysteroids (19)
- 3-hydroxysteroids (24)
- 6-hydroxysteroids (1)
- 7-hydroxysteroids (4)
- Unclassified (5)
- Oxasteroids and derivatives (10)
- Oxosteroids (119)
- 11-oxosteroids (8)
- 16-oxosteroids (26)
- 19-oxosteroids (7)
- 20-oxosteroids (11)
- 3-oxosteroids (2)
- Unclassified (5)
- Physalins and derivatives (13)
- Pregnane steroids (38)
- Steroid acids (18)
- Steroid esters (32)
- Steroid lactones (394)
- Brassinolides and derivatives (1)
- Bufanolides and derivatives (52)
- Cardenolides and derivatives (148)
- Cardenolide glycosides and derivatives (128)
- Unclassified (13)
- Unclassified (5)
- Withanolides and derivatives (120)
- Unclassified (13)
- Withanolide glycosides and derivatives (2)
- Steroidal alkaloids (40)
- Steroidal glycosides (454)
- Steroid glucuronide conjugates (24)
- Steroidal saponins (272)
- Cucurbitacin glycosides (59)
- Unclassified (13)
- Unclassified (5)
- Stigmastanes and derivatives (89)
- Sulfated steroids (5)
- Unclassified (8)
- Vitamin D and derivatives (12)
- Nucleosides, nucleotides, and analogues (122)
- (3'->5')-dinucleotides and analogues (1)
- (5'->5')-dinucleotides (6)
- 5'-deoxyribonucleosides (8)
- Flavin nucleotides (2)
- Imidazole ribonucleosides and ribonucleotides (2)
- Nucleoside and nucleotide analogues (4)
- Purine nucleosides (28)
- Purine nucleotides (28)
- Pyrazolo[3,4-d]pyrimidine glycosides (1)
- Pyridine nucleotides (1)
- Pyrimidine nucleosides (16)
- Pyrimidine nucleotides (19)
- Pyrrolopyrimidine nucleosides and nucleotides (4)
- Ribonucleoside 3'-phosphates (2)
- Organic 1,3-dipolar compounds (9)
- Organic Polymers (33)
- Organic acids and derivatives (1983)
- Carboximidic acids and derivatives (12)
- Carboxylic acids and derivatives (1464)
- Acrylic acids and derivatives (4)
- Alpha-halocarboxylic acids and derivatives (5)
- Amino acids, peptides, and analogues (921)
- Amino acids and derivatives (585)
- Alpha amino acids and derivatives (533)
- Amino acids (1)
- Beta amino acids and derivatives (21)
- Delta amino acids and derivatives (4)
- Gamma amino acids and derivatives (23)
- Kainoids (3)
- Peptides (336)
- Carboxylic acid derivatives (123)
- Carboxylic acid amides (50)
- Carboxylic acid esters (67)
- Carboxylic acid hydrazides (2)
- Carboxylic acid imides (2)
- Carboxylic acid salts (2)
- Carboxylic acids (17)
- Dicarboxylic acids and derivatives (49)
- Fumonisins (1)
- Hexacarboxylic acids and derivatives (37)
- Pentacarboxylic acids and derivatives (121)
- Peroxycarboxylic acids and derivatives (1)
- Tetracarboxylic acids and derivatives (92)
- Tricarboxylic acids and derivatives (93)
- Hydroxy acids and derivatives (31)
- Keto acids and derivatives (20)
- Organic carbonic acids and derivatives (6)
- Organic phosphonic acids and derivatives (9)
- Organic phosphoric acids and derivatives (13)
- Organic sulfonic acids and derivatives (2)
- Organic sulfuric acids and derivatives (44)
- Organic thiophosphoric acids and derivatives (2)
- Peptidomimetics (356)
- Depsipeptides (298)
- Cyclic depsipeptides (275)
- Cyclic glycodepsipeptides (2)
- Unclassified (13)
- Unclassified (5)
- Hybrid peptides (54)
- Peptoid-peptide hybrids (4)
- Seleninic acids and derivatives (1)
- Sulfamic acid derivatives (1)
- Sulfinic acids and derivatives (1)
- Thiosulfinic acid esters (7)
- Vinylogous acids (11)
- Vinylogous esters (2)
- Vinylogous thioesters (1)
- Organic nitrogen compounds (123)
- Organonitrogen compounds (123)
- Amines (71)
- Aminoxides (1)
- Cyclohexylamines (1)
- Guanidines (11)
- Isocyanates (2)
- Isocyanide dichlorides (3)
- N-arylamides (8)
- Nitrogen mustard compounds (1)
- Organic cyanides (8)
- Organic nitroso compounds (3)
- Oximes (3)
- Quaternary ammonium salts (9)
- Quinonimines (2)
- Organic oxygen compounds (1880)
- Organic oxides (10)
- Organic oxoanionic compounds (2)
- Organooxygen compounds (1868)
- Alcohols and polyols (269)
- Cyclic alcohols and derivatives (108)
- Cyclitols and derivatives (73)
- Unclassified (13)
- Polyols (12)
- Primary alcohols (26)
- Secondary alcohols (56)
- Tertiary alcohols (67)
- Carbohydrates and carbohydrate conjugates (798)
- Aminosaccharides (81)
- Disaccharides (5)
- Glycosyl compounds (457)
- C-glycosyl compounds (23)
- Cyanogenic glycosides (7)
- Glycosylamines (29)
- O-glycosyl compounds (157)
- Phenolic glycosides (241)
- Monosaccharides (64)
- Oligosaccharides (156)
- Oligosaccharide sulfates (2)
- Unclassified (13)
- Sugar acids and derivatives (21)
- Sugar alcohols (14)
- Carbonyl compounds (654)
- 1,3-dicarbonyl compounds (7)
- Acyloins (10)
- Aldehydes (90)
- Alpha,beta-unsaturated carbonyl compounds (34)
- Alpha-acyloxy carbonyl compounds (8)
- Ketones (504)
- Alpha-diketones (7)
- Alpha-haloketones (2)
- Aryl ketones (247)
- Beta-hydroxy ketones (1)
- Cyclic ketones (206)
- Unclassified (13)
- Unclassified (5)
- Ethers (144)
- Ketene acetals (1)
- Ortho esters (1)
- Unclassified (8)
- Organohalogen compounds (58)
- Organoheterocyclic compounds (4713)
- Azaphilones (25)
- Azaspirodecane derivatives (22)
- Azepanes (4)
- Azepines (1)
- Azobenzenes (1)
- Azoles (69)
- Azolidines (16)
- Azolines (12)
- Benzazepines (1)
- Benzimidazoles (8)
- Benzisoxazoles (1)
- Benzocycloheptapyridines (2)
- Benzodiazepines (15)
- Benzodioxanes (27)
- Benzodioxins (6)
- Benzodioxoles (123)
- Benzodithiins (3)
- Benzofurans (167)
- Benzofuranones (21)
- Dibenzofurans (23)
- Flavaglines (25)
- Phenylbenzofurans (17)
- Unclassified (8)
- Benzopyrans (828)
- 1-benzopyrans (722)
- 2,2-dimethyl-1-benzopyrans (83)
- Chromenopyridines (4)
- Chromones (101)
- Furanochromones (7)
- Unclassified (13)
- Dibenzopyrans (457)
- Pyranochromenes (26)
- Unclassified (5)
- 2-benzopyrans (85)
- Unclassified (8)
- Benzopyrazoles (5)
- Benzothiazepines (1)
- Benzothiazines (6)
- Benzothiazoles (7)
- Benzothiophenes (1)
- Benzotriazoles (1)
- Benzoxazines (24)
- Benzoxazoles (10)
- Benzoxepines (30)
- Bi- and oligothiophenes (10)
- Biotin and derivatives (3)
- Coumarans (20)
- Cycloheptafurans (6)
- Diazanaphthalenes (134)
- Diazepines (1)
- Diazinanes (17)
- Diazines (62)
- Dihydrofurans (125)
- Dihydroisoquinolines (2)
- Dioxanes (47)
- Dioxepanes (5)
- Dioxolanes (5)
- Dioxolopyrans (2)
- Dithiolanes (5)
- Epoxides (7)
- Epoxypiperidines (1)
- Furans (11)
- Furofurans (27)
- Furopyrans (23)
- Heteroaromatic compounds (27)
- Imidazodiazepines (3)
- Imidazopyridines (1)
- Imidazopyrimidines (47)
- Imidazothiazoles (1)
- Imidolactams (1)
- Indoles and derivatives (617)
- Carbazoles (163)
- Pyrrolocarbazoles (26)
- Unclassified (5)
- Hydroxyindoles (25)
- Indolecarboxylic acids and derivatives (22)
- Indolequinones (3)
- Indoles (154)
- 3-alkylindoles (86)
- Unclassified (5)
- Indolines (16)
- Indolyl carboxylic acids and derivatives (14)
- N-alkylindoles (3)
- Naphthoylindoles (1)
- Pyridoindoles (91)
- Pyrroloindoles (68)
- Tryptamines and derivatives (31)
- Unclassified (8)
- Indolizidines (32)
- Isobenzofurans (20)
- Isocoumarans (20)
- Isoindoles and derivatives (33)
- Isoquinolines and derivatives (131)
- Benzylisoquinolines (54)
- Isoquinoline quinones (27)
- Isoquinolones and derivatives (8)
- Naphthylisoquinolines (33)
- Unclassified (8)
- Lactams (8)
- Lactones (221)
- Beta propiolactones (1)
- Delta valerolactones (58)
- Gamma butyrolactones (145)
- Unclassified (8)
- Naphthofurans (193)
- Furanonaphthodioxoles (3)
- Unclassified (8)
- Naphthopyrans (226)
- Naphthopyranones (89)
- Unclassified (8)
- Oxanes (28)
- Oxathianes (1)
- Oxazepines (1)
- Oxazinanes (8)
- Oxepanes (87)
- Oxocins (14)
- Oxolanes (19)
- Phenanthrolines (40)
- Piperidines (80)
- Pteridines and derivatives (11)
- Pyranodioxins (5)
- Pyranopyridines (4)
- Pyrans (149)
- Pyranones and derivatives (123)
- Dihydropyranones (58)
- Unclassified (5)
- Unclassified (8)
- Pyrazolopyrimidines (1)
- Pyridines and derivatives (153)
- 3-pyridinecarbonitriles (1)
- Aminopyridines and derivatives (2)
- Bipyridines and oligopyridines (18)
- Halopyridines (1)
- Hydropyridines (32)
- Hydroxypyridines (2)
- Methylpyridines (14)
- Pheniramines (3)
- Phenylpyridines (11)
- Pyridine carboxaldehydes (5)
- Pyridinecarboxylic acids and derivatives (25)
- Pyridinium derivatives (10)
- Pyridoxamines (4)
- Pyridoxines (3)
- Pyrrolidinylpyridines (5)
- Unclassified (8)
- Pyridopyrimidines (4)
- Pyrimidodiazepines (7)
- Pyrroles (36)
- Pyrrolidines (77)
- Pyrrolines (9)
- Pyrrolizidines (24)
- Pyrrolizines (3)
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- Flavones (207)
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- 4'-O-methylated isoflavonoids (69)
- 5-O-methylated isoflavonoids (1)
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- Stilbene glycosides (48)
- Unclassified (8)
- Tannins (317)
- Hydrolyzable tannins (288)
- Unclassified (8)
- Tetracyclines (6)
