Approved Ligands

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  1. Capsaicin, Vanilloid receptor opener
    Cas#: 404-86-4        Compound CID:  1548943
    Formula:  C18H27NO3        Molecular Weight: 305.41
    IUPAC Name: (E)-N-[(4-hydroxy-3-methoxyphenyl)methyl]-8-methylnon-6-enamide
    SMILES: CC(C)C=CCCCCC(=O)NCC1=CC(=C(C=C1)O)OC
    InChIKey: YKPUWZUDDOIDPM-SOFGYWHQSA-N
    InChI: InChI=1S/C18H27NO3/c1-14(2)8-6-4-5-7-9-18(21)19-13-15-10-11-16(20)17(12-15)22-3/h6,8,10-12,14,20H,4-5,7,9,13H2,1-3H3,(H,19,21)/b8-6+
    Synonyms: CAPSAICIN (USP-RS) | 6-Nonenamide, N-((4-hydroxy-3-methoxyphenyl)methyl)-8-methyl-, (E)- | N-[(4-Hydroxy-3-methoxyphe...
  2. Iloprost, Prostanoid IP receptor agonist
    Cas#: 78919-13-8        Compound CID:  5311181
    Formula:  C22H32O4        Molecular Weight: 360.49
    IUPAC Name: (5E)-5-[(3aS,4R,5R,6aS)-5-hydroxy-4-[(E,3S)-3-hydroxy-4-methyloct-1-en-6-ynyl]-3,3a,4,5,6,6a-hexahydro-1H-pentalen-2-ylidene]pentanoic acid
    SMILES: CC#CCC(C)C(C=CC1C(CC2C1CC(=CCCCC(=O)O)C2)O)O
    InChIKey: HIFJCPQKFCZDDL-ACWOEMLNSA-N
    InChI: InChI=1S/C22H32O4/c1-3-4-7-15(2)20(23)11-10-18-19-13-16(8-5-6-9-22(25)26)12-17(19)14-21(18)24/h8,10-11,15,17-21,23-24H,5-7,9,12-14H2,1-2H3,(H,25,26)/b11-10+,16-8+/t15?,17-,18+,19-,20+,21+/m0/s1
    Synonyms: EX-A6213 | SR-05000001498 | BDBM23954 | E-1030 | JED5K35YGL | SR-05000001498-2 | Ventavis | DB01088 | ZK-36374 | EX-A...
  3. Prostaglandin E1, Prostanoid EP2 receptor agonist
    Cas#: 745-65-3        Compound CID:  5280723
    Formula:  C20H34O5        Molecular Weight: 354.48
    IUPAC Name: 7-[(1R,2R,3R)-3-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopentyl]heptanoic acid
    SMILES: CCCCCC(C=CC1C(CC(=O)C1CCCCCCC(=O)O)O)O
    InChIKey: GMVPRGQOIOIIMI-DWKJAMRDSA-N
    InChI: InChI=1S/C20H34O5/c1-2-3-6-9-15(21)12-13-17-16(18(22)14-19(17)23)10-7-4-5-8-11-20(24)25/h12-13,15-17,19,21,23H,2-11,14H2,1H3,(H,24,25)/b13-12+/t15-,16+,17+,19+/m0/s1
    Synonyms: (-)-Prostaglandin E1 | Prostaglandin E1alpha | AI3-62116 | Prostandin | Prostivas | U 10136 | ALPROSTADIL [VANDF] | H...
  4. Diltiazem, Channel blocker of 5-HT 3A;Channel blocker of Ca v1.1;Channel blocker of Ca v1.2;Channel blocker of Ca v1.3;Channel blocker of Ca v1.4;Channel blocker of K v1.1;Channel blocker of K v1.2;Channel blocker of K v1.5;Channel blocker of K v1.7;Channel blocker
    Cas#: 42399-41-7        Compound CID:  39186
    Formula:  C22H26N2O4S        Molecular Weight: 414.52
    IUPAC Name: [(2S,3S)-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3-dihydro-1,5-benzothiazepin-3-yl] acetate
    SMILES: CC(=O)OC1C(SC2=CC=CC=C2N(C1=O)CCN(C)C)C3=CC=C(C=C3)OC
    InChIKey: HSUGRBWQSSZJOP-RTWAWAEBSA-N
    InChI: InChI=1S/C22H26N2O4S/c1-15(25)28-20-21(16-9-11-17(27-4)12-10-16)29-19-8-6-5-7-18(19)24(22(20)26)14-13-23(2)3/h5-12,20-21H,13-14H2,1-4H3/t20-,21+/m1/s1
    Synonyms: diltiazem | NCGC00024309-02 | tetrahydrobenzo | DILTIAZEM [INN] | Diltiazemum (INN-Latin) | [(2S,3S)-5-(2-dimethylami...
  5. Sildenafil, Inhibitor of ABCC5;Inhibitor of OATP1B3;Inhibitor of OATP2B1;Inhibitor of phosphodiesterase 5A;Inhibitor of phosphodiesterase 6C
    Cas#: 139755-83-2        Compound CID:  135398744
    Formula:  C22H30N6O4S        Molecular Weight: 474.58
    IUPAC Name: 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one
    SMILES: CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C
    InChIKey: BNRNXUUZRGQAQC-UHFFFAOYSA-N
    InChI: InChI=1S/C22H30N6O4S/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29)
    Synonyms: SMR004703325 | Sildenafil- Bio-X | DTXCID003579 | G04BE03 | HSDB 7305 | Spectrum3_001892 | UK-92480 | sildenafilum | ...
  6. Tadalafil, Phosphodiesterase 5A inhibitor
    Cas#: 171596-29-5        Compound CID:  110635
    Formula:  C22H19N3O4        Molecular Weight: 389.4
    IUPAC Name: (2R,8R)-2-(1,3-benzodioxol-5-yl)-6-methyl-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione
    SMILES: CN1CC(=O)N2C(C1=O)CC3=C(C2C4=CC5=C(C=C4)OCO5)NC6=CC=CC=C36
    InChIKey: WOXKDUGGOYFFRN-IIBYNOLFSA-N
    InChI: InChI=1S/C22H19N3O4/c1-24-10-19(26)25-16(22(24)27)9-14-13-4-2-3-5-15(13)23-20(14)21(25)12-6-7-17-18(8-12)29-11-28-17/h2-8,16,21,23H,9-11H2,1H3/t16-,21-/m1/s1
    Synonyms: Trans-tadalafil | ADCIRCA | ICOS 351 | Tadalafilo | Ic351 | IC-351 | Tadalafil mylan | (6R,12aR)-6-(1,3-benzodioxol-5...
  7. Capsaicin, Activator of CFTR;Channel blocker of K v1.1;Channel blocker of K v1.2;Channel blocker of K v1.7;Channel blocker of K v3.1;Activator of TRPV1
    Cas#: 404-86-4        Compound CID:  1548943
    Formula:  C18H27NO3        Molecular Weight: 305.41
    IUPAC Name: (E)-N-[(4-hydroxy-3-methoxyphenyl)methyl]-8-methylnon-6-enamide
    SMILES: CC(C)C=CCCCCC(=O)NCC1=CC(=C(C=C1)O)OC
    InChIKey: YKPUWZUDDOIDPM-SOFGYWHQSA-N
    InChI: InChI=1S/C18H27NO3/c1-14(2)8-6-4-5-7-9-18(21)19-13-15-10-11-16(20)17(12-15)22-3/h6,8,10-12,14,20H,4-5,7,9,13H2,1-3H3,(H,19,21)/b8-6+
    Synonyms: CAPSAICIN (USP-RS) | 6-Nonenamide, N-((4-hydroxy-3-methoxyphenyl)methyl)-8-methyl-, (E)- | N-[(4-Hydroxy-3-methoxyphe...
  8. Misoprostol, Prostanoid EP3 receptor agonist
    Cas#: 59122-46-2        Compound CID:  5282381
    Formula:  C22H38O5        Molecular Weight: 382.53
    IUPAC Name: methyl 7-[(1R,2R,3R)-3-hydroxy-2-[(E)-4-hydroxy-4-methyloct-1-enyl]-5-oxocyclopentyl]heptanoate
    SMILES: CCCCC(C)(CC=CC1C(CC(=O)C1CCCCCCC(=O)OC)O)O
    InChIKey: OJLOPKGSLYJEMD-URPKTTJQSA-N
    InChI: InChI=1S/C22H38O5/c1-4-5-14-22(2,26)15-10-12-18-17(19(23)16-20(18)24)11-8-6-7-9-13-21(25)27-3/h10,12,17-18,20,24,26H,4-9,11,13-16H2,1-3H3/b12-10+/t17-,18-,20-,22?/m1/s1
    Synonyms: misoprostol|59122-46-2|Cytotec|Isprelor|Misoprostolum|Misoprost|Misoprostil|Misotol|SC-29333|Misogon|Misotac|Misopros...
  9. Misoprostol, Prostanoid EP3 receptor agonist
    Cas#: 59122-46-2        Compound CID:  5282381
    Formula:  C22H38O5        Molecular Weight: 382.53
    IUPAC Name: methyl 7-[(1R,2R,3R)-3-hydroxy-2-[(E)-4-hydroxy-4-methyloct-1-enyl]-5-oxocyclopentyl]heptanoate
    SMILES: CCCCC(C)(CC=CC1C(CC(=O)C1CCCCCCC(=O)OC)O)O
    InChIKey: OJLOPKGSLYJEMD-URPKTTJQSA-N
    InChI: InChI=1S/C22H38O5/c1-4-5-14-22(2,26)15-10-12-18-17(19(23)16-20(18)24)11-8-6-7-9-13-21(25)27-3/h10,12,17-18,20,24,26H,4-9,11,13-16H2,1-3H3/b12-10+/t17-,18-,20-,22?/m1/s1
    Synonyms: Cytotec (TN) | Isprelor | (+-)-Methyl (1R,2R,3R)-3-hydroxy-2-((E)-(4RS)-4-hydroxy-4-methyl-1-octenyl)-5-oxocyclopenta...
  10. Sildenafil, Inhibitor of ABCC5;Inhibitor of OATP1B3;Inhibitor of OATP2B1;Inhibitor of phosphodiesterase 5A;Inhibitor of phosphodiesterase 6C
    Cas#: 139755-83-2        Compound CID:  135398744
    Formula:  C22H30N6O4S        Molecular Weight: 474.58
    IUPAC Name: 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one
    SMILES: CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C
    InChIKey: BNRNXUUZRGQAQC-UHFFFAOYSA-N
    InChI: InChI=1S/C22H30N6O4S/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29)
    Synonyms: SMR004703325 | Sildenafil- Bio-X | DTXCID003579 | G04BE03 | HSDB 7305 | Spectrum3_001892 | UK-92480 | sildenafilum | ...
  11. Verapamil, Channel blocker of Ca v1.1;Channel blocker of Ca v1.2;Gating inhibitor of Ca v1.2;Channel blocker of Ca v1.3;Channel blocker of Ca v1.4;Inhibitor of CYP3A4;Gating inhibitor of K ir3.2;Channel blocker of K v1.7;Channel blocker of K v1.8;Channel blocker of
    Cas#: 52-53-9        Compound CID:  2520
    Formula:  C27H38N2O4        Molecular Weight: 454.6
    IUPAC Name: 2-(3,4-dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-propan-2-ylpentanenitrile
    SMILES: CC(C)C(CCCN(C)CCC1=CC(=C(C=C1)OC)OC)(C#N)C2=CC(=C(C=C2)OC)OC
    InChIKey: SGTNSNPWRIOYBX-UHFFFAOYSA-N
    InChI: InChI=1S/C27H38N2O4/c1-20(2)27(19-28,22-10-12-24(31-5)26(18-22)33-7)14-8-15-29(3)16-13-21-9-11-23(30-4)25(17-21)32-6/h9-12,17-18,20H,8,13-16H2,1-7H3
    Synonyms: 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile | 5-((3,4-Dimet...
  12. Prostaglandin E₂, Prostaglandin E2 receptor agonist
    Cas#: 363-24-6        Compound CID:  5280360
    Formula:  C20H32O5        Molecular Weight: 352.47
    IUPAC Name: (Z)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopentyl]hept-5-enoic acid
    SMILES: CCCCCC(C=CC1C(CC(=O)C1CC=CCCCC(=O)O)O)O
    InChIKey: XEYBRNLFEZDVAW-ARSRFYASSA-N
    InChI: InChI=1S/C20H32O5/c1-2-3-6-9-15(21)12-13-17-16(18(22)14-19(17)23)10-7-4-5-8-11-20(24)25/h4,7,12-13,15-17,19,21,23H,2-3,5-6,8-11,14H2,1H3,(H,24,25)/b7-4-,13-12+/t15-,16+,17+,19+/m0/s1
    Synonyms: (E,2R,3R)-7-[3-hydroxy-2-[(3S)-(3-hydroxy-1-octenyl)]-5-oxocyclopentyl]-5-heptenoic acid | l-Prostaglandin E2 | Prost...
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