Substance | Relationship Strength | Studies | Trials | Classes | Roles |
protocatechuic acid protocatechuic acid: RN given refers to parent cpd; structure. 3,4-dihydroxybenzoic acid : A dihydroxybenzoic acid in which the hydroxy groups are located at positions 3 and 4. | 2.15 | 1 | 0 | catechols; dihydroxybenzoic acid | antineoplastic agent; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; EC 1.14.11.2 (procollagen-proline dioxygenase) inhibitor; human xenobiotic metabolite; plant metabolite |
4-hydroxybenzoic acid 4-hydroxybenzoic acid : A monohydroxybenzoic acid that is benzoic acid carrying a hydroxy substituent at C-4 of the benzene ring. | 2.15 | 1 | 0 | monohydroxybenzoic acid | algal metabolite; plant metabolite |
pimagedine pimagedine: diamine oxidase & nitric oxide synthase inhibitor; an advanced glycosylation end product inhibitor; used in the treatment of diabetic complications; structure. aminoguanidine : A one-carbon compound whose unique structure renders it capable of acting as a derivative of hydrazine, guanidine or formamide. | 2.1 | 1 | 0 | guanidines; one-carbon compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor; EC 1.4.3.4 (monoamine oxidase) inhibitor |
chloroquine Chloroquine: The prototypical antimalarial agent with a mechanism that is not well understood. It has also been used to treat rheumatoid arthritis, systemic lupus erythematosus, and in the systemic therapy of amebic liver abscesses.. chloroquine : An aminoquinoline that is quinoline which is substituted at position 4 by a [5-(diethylamino)pentan-2-yl]amino group at at position 7 by chlorine. It is used for the treatment of malaria, hepatic amoebiasis, lupus erythematosus, light-sensitive skin eruptions, and rheumatoid arthritis. | 2 | 1 | 0 | aminoquinoline; organochlorine compound; secondary amino compound; tertiary amino compound | anticoronaviral agent; antimalarial; antirheumatic drug; autophagy inhibitor; dermatologic drug |
diphenyleneiodonium diphenyleneiodonium: structure in first source; NADPH oxidase inhibitor. dibenziodolium : An organic cation that is fluorene in which the methylene group is replaced by a positively charged iodine. | 2.44 | 2 | 0 | organic cation | |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 2.1 | 1 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
phenylmethylsulfonyl fluoride Phenylmethylsulfonyl Fluoride: An enzyme inhibitor that inactivates IRC-50 arvin, subtilisin, and the fatty acid synthetase complex.. phenylmethanesulfonyl fluoride : An acyl fluoride with phenylmethanesulfonyl as the acyl group. | 2.44 | 2 | 0 | acyl fluoride | serine proteinase inhibitor |
skimmianine skimmianine: furanoquinoline alkaloid from Teclea (RUTACEAE) | 2.04 | 1 | 0 | alkaloid antibiotic; organic heterotricyclic compound; organonitrogen heterocyclic compound; oxacycle | |
scoparone scoparone: structure. scoparone : A member of the class of coumarins that is esculetin in which the two hydroxy groups at positions 6 and 7 are replaced by methoxy groups. It is a major constituent of the Chinese herbal medicine Yin Chen Hao, and exhibits a variety of pharmacological activities such as anti-inflammatory, anti-allergic, and anti-tumor activities. | 2.44 | 2 | 0 | aromatic ether; coumarins | anti-allergic agent; anti-inflammatory agent; antihypertensive agent; antilipemic drug; immunosuppressive agent; plant metabolite |
vanillic acid Vanillic Acid: A flavoring agent. It is the intermediate product in the two-step bioconversion of ferulic acid to vanillin. (J Biotechnol 1996;50(2-3):107-13).. vanillic acid : A monohydroxybenzoic acid that is 4-hydroxybenzoic acid substituted by a methoxy group at position 3. | 2.06 | 1 | 0 | methoxybenzoic acid; monohydroxybenzoic acid | plant metabolite |
syringaldehyde syringaldehyde: isolated from nonfermented fiber fractions of oat hulls and cottonseed hulls. syringaldehyde : A hydroxybenzaldehyde that is 4-hydroxybenzaldehyde substituted by methoxy groups at positions 3 and 5. Isolated from Pisonia aculeata and Panax japonicus var. major, it exhibits hypoglycemic activity. | 2 | 1 | 0 | dimethoxybenzene; hydroxybenzaldehyde | hypoglycemic agent; plant metabolite |
protocatechualdehyde protocatechualdehyde: found in wheat grains, wheat seedlings, & other plants; RN given refers to parent cpd; see also rancinamycins; structure | 2.15 | 1 | 0 | dihydroxybenzaldehyde | |
catechin Catechin: An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.. catechin : Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives.. rac-catechin : A racemate comprising equimolar amounts of (+)- and (-)-catechin. (+)-catechin : The (+)-enantiomer of catechin and a polyphenolic antioxidant plant metabolite. | 2 | 1 | 0 | catechin | antioxidant; plant metabolite |
hexacosanoic acid hexacosanoic acid: a C(26) saturated acid. hexacosanoic acid : A 26-carbon, straight-chain, saturated fatty acid. | 2.15 | 1 | 0 | fatty acid 26:0; straight-chain saturated fatty acid; very long-chain fatty acid | |
etoposide [no description available] | 2.06 | 1 | 0 | beta-D-glucoside; furonaphthodioxole; organic heterotetracyclic compound | antineoplastic agent; DNA synthesis inhibitor |
secoisolariciresinol secoisolariciresinol: RN given refers to ((R-(R*,R*))-isomer); RN for cpd without isomeric designation not available 8/89; precursor of lignans found in human urine; structure given in first source. secoisolariciresinol : A lignan that is butane-1,4-diol in which the 2 and 3 positions are substituted by 4-hydroxy-3-methoxybenzyl groups. (-)-secoisolariciresinol : An enantiomer of secoisolariciresinol having (-)-(2R,3R)-configuration. | 2.06 | 1 | 0 | secoisolariciresinol | antidepressant; phytoestrogen; plant metabolite |
dictamnine dictamnine: furanoquinoline alkaloid; crosslinks DNA in presence of ultraviolet light | 2.04 | 1 | 0 | alkaloid antibiotic; organic heterotricyclic compound; organonitrogen heterocyclic compound; oxacycle | |
magnolol [no description available] | 2.1 | 1 | 0 | biphenyls | |
pinoresinol (+)-pinoresinol : An enantiomer of pinoresinol having (+)-1S,3aR,4S,6aR-configuration. | 2.54 | 2 | 0 | pinoresinol | hypoglycemic agent; phytoestrogen; plant metabolite |
loliolide loliolide: RN given refers to (6S-cis)-isomer | 2.1 | 1 | 0 | benzofurans | metabolite |
gamma-fagarine gamma-fagarine: active alkaloid of Chinese medicines from Dictamni radicis cortex (Rutaceae); structure given in first source | 2.04 | 1 | 0 | organic heterotricyclic compound; organonitrogen heterocyclic compound; oxacycle | |
matairesinol matairesinol: lignan that is a central precursor in plants in the biosynthesis of numerous lignans (coordinate with specific); RN refers to (3R-trans)-isomer. (-)-matairesinol : A lignan that is gamma-butyrolactone in which the 3 and 4 positions are substituted by 4-hydroxy-3-methoxybenzyl groups (the 3R,4R-diastereomer). | 2.06 | 1 | 0 | gamma-lactone; lignan; polyphenol | angiogenesis inhibitor; anti-asthmatic agent; phytoestrogen; plant metabolite |
omega-n-methylarginine omega-N-Methylarginine: A competitive inhibitor of nitric oxide synthetase.. N(omega)-methyl-L-arginine : A L-arginine derivative with a N(omega)-methyl substituent. | 2.49 | 2 | 0 | amino acid zwitterion; arginine derivative; guanidines; L-arginine derivative; non-proteinogenic L-alpha-amino acid | |
3-hydroxystigmast-5-en-7-one [no description available] | 2.15 | 1 | 0 | steroid | |
medioresinol medioresinol: has both leishmanicidal and antifungal activities; isolated from Sambucus williamsii; structure in first source. (-)-medioresinol : A lignan that is tetrahydro-1H,3H-furo[3,4-c]furan substituted by a 4-hydroxy-3,5-dimethoxyphenyl group at position 1 and a 4-hydroxy-3-methoxyphenyl group at position 4. It has been isolated from the stems of Sinocalamus affinis. | 2 | 1 | 0 | dimethoxybenzene; furofuran; lignan; polyphenol | plant metabolite |
(+)-epicatechin (+)-epicatechin : A catechin that is flavan carrying five hydroxy substituents at positions 3, 3', 4', 5 and 7 (the 2S,3S-stereoisomer). | 2 | 1 | 0 | catechin; polyphenol | cyclooxygenase 1 inhibitor; plant metabolite |
lupeol [no description available] | 2.15 | 1 | 0 | pentacyclic triterpenoid; secondary alcohol | anti-inflammatory drug; plant metabolite |
lariciresinol lariciresinol: found in human urine. (+)-lariciresinol : A lignan that is tetrahydrofuran substituted at positions 2, 3 and 4 by 4-hydroxy-3-methoxyphenyl, hydroxymethyl and 4-hydroxy-3-methoxybenzyl groups respectively (the 2S,3R,4R-diastereomer). | 2.06 | 1 | 0 | aromatic ether; lignan; oxolanes; phenols; primary alcohol | antifungal agent; plant metabolite |
(2S,3R)-dihydrodehydrodiconiferyl alcohol [no description available] | 2.06 | 1 | 0 | 1-benzofurans; guaiacols; guaiacyl lignin; primary alcohol | |
syringaresinol (+)-syringaresinol : The (7alpha,7'alpha,8alpha,8'alpha)-stereoisomer of syringaresinol. | 2.11 | 1 | 0 | syringaresinol | antineoplastic agent |
e-z cinnamic acid cinnamic acid : A monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia.. trans-cinnamic acid : The E (trans) isomer of cinnamic acid | 2.15 | 1 | 0 | cinnamic acid | plant metabolite |
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.15 | 1 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
2-hydroxycinnamic acid trans-2-coumaric acid : The trans-isomer of 2-coumaric acid.. 2-coumaric acid : A monohydroxycinnamic acid in which the hydroxy substituent is located at C-2 of the phenyl ring. | 2.15 | 1 | 0 | 2-coumaric acid; phenols | antioxidant; metabolite |
trans-4-coumaric acid hydroxycinnamic acid : Any member of the class of cinnamic acids carrying one or more hydroxy substituents.. trans-4-coumaric acid : The trans-isomer of 4-coumaric acid.. 4-coumaric acid : A coumaric acid in which the hydroxy substituent is located at C-4 of the phenyl ring. | 2.15 | 1 | 0 | 4-coumaric acid | food component; mouse metabolite; plant metabolite |
epipinoresinol epipinoresinol : An enantiomer of pinoresinol having (+)-(1R,3aR,4S,6aR)-configuration. | 2.1 | 1 | 0 | pinoresinol | marine metabolite; plant metabolite |
isoliquiritigenin [no description available] | 2.15 | 1 | 0 | chalcones | antineoplastic agent; biological pigment; EC 1.14.18.1 (tyrosinase) inhibitor; GABA modulator; geroprotector; metabolite; NMDA receptor antagonist |
3,3',4,5'-tetrahydroxystilbene 3,3',4,5'-tetrahydroxystilbene: demethyl derivative of isorhapontigenin; structure in first source; a Syk kinase inhibitor; found in heartwood of FABACEAE; inhibitor of photosynthesis in spinach chloroplasts; may be inhibitor of plant growth; RN given refers to (E)-isomer. piceatannol : A stilbenol that is trans-stilbene in which one of the phenyl groups is substituted by hydroxy groups at positions 3 and 4, while the other phenyl group is substituted by hydroxy groups at positions 3 and 5. | 2.15 | 1 | 0 | catechols; polyphenol; resorcinols; stilbenol | antineoplastic agent; apoptosis inducer; geroprotector; hypoglycemic agent; plant metabolite; protein kinase inhibitor; tyrosine kinase inhibitor |
dehydrovomifoliol dehydrovomifoliol: isolated from Litsea sessilis; structure in first source. (6S)-dehydrovomifoliol : A dehydrovomifoliol that has S-configuration at the chiral centre.. dehydrovomifoliol : A fenchane monoterpenoid that is substituted by methyl groups at positions 3, 5, and 5, and by both a hydroxy group and a 3-oxobut-1-en-1-yl group at position 4. | 2.44 | 2 | 0 | dehydrovomifoliol | plant metabolite |
quinine [no description available] | 2 | 1 | 0 | cinchona alkaloid | antimalarial; muscle relaxant; non-narcotic analgesic |
6,7,8-trimethoxycoumarin 6,7,8-trimethoxycoumarin: structure in first source | 2.44 | 2 | 0 | coumarins | |
formononetin [no description available] | 2.15 | 1 | 0 | 4'-methoxyisoflavones; 7-hydroxyisoflavones | phytoestrogen; plant metabolite |
7,3'-dihydroxy-4'-methoxyisoflavone 7,3'-dihydroxy-4'-methoxyisoflavone: isolated from Astragali radix; structure in first source. calycosin : A member of the class of 7-hydroxyisoflavones that is 7-hydroxyisoflavone which is substituted by an additional hydroxy group at the 3' position and a methoxy group at the 4' position. | 2.15 | 1 | 0 | 4'-methoxyisoflavones; 7-hydroxyisoflavones | antioxidant; metabolite |
scopoletin [no description available] | 2.04 | 1 | 0 | hydroxycoumarin | plant growth regulator; plant metabolite |
coniferaldehyde coniferaldehyde: from aqueous extract of Senra incana. coniferyl aldehyde : A member of the class of cinnamaldehydes that is cinnamaldehyde substituted by a hydroxy group at position 4 and a methoxy group at position 3. | 2.06 | 1 | 0 | cinnamaldehydes; guaiacols; phenylpropanoid | antifungal agent; plant metabolite |
fisetin [no description available] | 2.15 | 1 | 0 | 3'-hydroxyflavonoid; 7-hydroxyflavonol; tetrahydroxyflavone | anti-inflammatory agent; antioxidant; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; metabolite; plant metabolite |
4'-methoxy-3',5,7-trihydroxyisoflavone 4'-methoxy-3',5,7-trihydroxyisoflavone: structure in first source. pratensein : A member of the class of 7-hydroxyisoflavones in which isoflavone is substituted by hydroxy groups at the 5, 7, and 3' positions, and by a methoxy group at the 4' position. | 2.15 | 1 | 0 | 4'-methoxyisoflavones; 7-hydroxyisoflavones | |
3',4',7-trihydroxyisoflavone 3',4',7-trihydroxyisoflavone: from Streptomyces sp OH-1049; structure given in first source. 3',4',7-trihydroxyisoflavone : A 7-hydroxyisoflavone that is daidzein substituted by a hydroxy group at position 3'. | 2.15 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 1.3.1.22 [3-oxo-5alpha-steroid 4-dehydrogenase (NADP(+))] inhibitor; metabolite |
octadecyl caffeate caffeic acid n-octadecyl ester: isolated from Daphne acutiloba Rehd; structure in first source | 2.15 | 1 | 0 | | |
lyoniresinol lyoniresinol: isoalted from the vine stem of Bauhinia championii; structure in first source. (+)-lyoniresinol : A lignan that is tetralin substituted by a 4-hydroxy-3,5-dimethoxy group at position 4, hydroxymethyl groups at positions 2 and 3, methoxy groups at positions 5 and 7 and a hydroxy group at position 6. Isolated from Machilus robusta and Sinocalamus affinis, it exhibits antineoplastic activity. | 2.06 | 1 | 0 | dimethoxybenzene; lignan; polyphenol; primary alcohol; tetralins | antineoplastic agent; metabolite |
(-)-pinoresinol (-)-pinoresinol : An enantiomer of pinoresinol having (-)-1R,3aS,4R,6aS-configuration. | 2.13 | 1 | 0 | pinoresinol | plant metabolite |
odoratin odoratin: structure; RN given refers to cpd without isomeric designation | 2.15 | 1 | 0 | | |
cleomiscosin d cleomiscosin D: from the root bark of Hibiscus syriacus (Malvaceae); structure in first source | 2.04 | 1 | 0 | | |
trans-avicennol trans-avicennol: from Zanthoxylum chiloperone var. angustifolium; structure in first source | 2.04 | 1 | 0 | | |
minocycline Minocycline: A TETRACYCLINE analog, having a 7-dimethylamino and lacking the 5 methyl and hydroxyl groups, which is effective against tetracycline-resistant STAPHYLOCOCCUS infections.. minocycline : A tetracycline analogue having a dimethylamino group at position 7 and lacking the methyl and hydroxy groups at position 5. | 2.15 | 1 | 0 | | |