5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one

C119H194Br5N21O36S3 — CID 159121168

About 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one

5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one (PubChem CID 159121168) has the molecular formula C119H194Br5N21O36S3 and a molecular weight of 2990.69 g/mol. Its IUPAC name is 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one.

Molecular Properties

• Compound Name: 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one
• PubChem CID: 159121168
• Molecular Formula: C119H194Br5N21O36S3
• Molecular Weight: 2990.69 g/mol
• Exact Mass: 2983.91
• IUPAC Name: 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one
• SMILES: C#CCCC(=O)CCCCC1SCC2NC(=O)NC21.C=CC(=O)OC(C)(C)C.CC(C)(Br)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(C)OC(=O)C(Br)CC(C)(C)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(C)OC(=O)C(Br)CC(C)(C)C(=O)OCCOCCOCCn1cc(CCC(=O)CCCCC2SCC3NC(=O)NC32)nn1.CC(C)(CC(Br)C(=O)O)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(CC(Br)C(=O)O)C(=O)OCCOCCOCCn1cc(CCC(=O)CCCCC2SCC3NC(=O)NC32)nn1
• InChI: InChI=1S/C31H50BrN5O8S.C27H42BrN5O8S.C17H30BrN3O6.C14H20N2O2S.C13H22BrN3O6.C10H18BrN3O4.C7H12O2/c1-30(2,3)45-27(39)23(32)18-31(4,5)28(40)44-17-16-43-15-14-42-13-12-37-19-21(35-36-37)10-11-22(38)8-6-7-9-25-26-24(20-46-25)33-29(41)34-26;1-27(2,15-20(28)24(35)36)25(37)41-14-13-40-12-11-39-10-9-33-16-18(31-32-33)7-8-19(34)5-3-4-6-22-23-21(17-42-22)29-26(38)30-23;1-16(2,3)27-14(22)13(18)12-17(4,5)15(23)26-11-10-25-9-8-24-7-6-20-21-19;1-2-3-6-10(17)7-4-5-8-12-13-11(9-19-12)15-14(18)16-13;1-13(2,9-10(14)11(18)19)12(20)23-8-7-22-6-5-21-4-3-16-17-15;1-10(2,11)9(15)18-8-7-17-6-5-16-4-3-13-14-12;1-5-6(8)9-7(2,3)4/h19,23-26H,6-18,20H2,1-5H3,(H2,33,34,41);16,20-23H,3-15,17H2,1-2H3,(H,35,36)(H2,29,30,38);13H,6-12H2,1-5H3;1,11-13H,3-9H2,(H2,15,16,18);10H,3-9H2,1-2H3,(H,18,19);3-8H2,1-2H3;5H,1H2,2-4H3
• InChIKey: KFSDFBMEPAPEIO-UHFFFAOYSA-N
• XLogP: 16.74
• TPSA: 759.60 Ų
• H-Bond Donors: 8
• H-Bond Acceptors: 46
• Rotatable Bonds: 86
• Heavy Atoms: 184
• Complexity: —

Lipinski Rule of Five

4 violations

Rule	Value
MW ≤ 500	2990.69
LogP ≤ 5	16.74
H-Bond Donors ≤ 5	8
H-Bond Acceptors ≤ 10	46

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'azo_A(324)', 'substructure': 'N/A'}, {'alert_name': '>_2_ester_groups', 'substructure': 'N/A'}, {'alert_name': 'Aliphatic_long_chain', 'substructure': 'N/A'}, {'alert_name': 'alkyl_halide', 'substructure': 'N/A'}, {'alert_name': 'Azido_group', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one?

The IUPAC name of 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one (CID 159121168) is 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one.

What is the SMILES notation for 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one?

The canonical SMILES for 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one is C#CCCC(=O)CCCCC1SCC2NC(=O)NC21.C=CC(=O)OC(C)(C)C.CC(C)(Br)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(C)OC(=O)C(Br)CC(C)(C)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(C)OC(=O)C(Br)CC(C)(C)C(=O)OCCOCCOCCn1cc(CCC(=O)CCCCC2SCC3NC(=O)NC32)nn1.CC(C)(CC(Br)C(=O)O)C(=O)OCCOCCOCCN=[N+]=[N-].CC(C)(CC(Br)C(=O)O)C(=O)OCCOCCOCCn1cc(CCC(=O)CCCCC2SCC3NC(=O)NC32)nn1.

What is the InChIKey of 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one?

The InChIKey is KFSDFBMEPAPEIO-UHFFFAOYSA-N. The full InChI is InChI=1S/C31H50BrN5O8S.C27H42BrN5O8S.C17H30BrN3O6.C14H20N2O2S.C13H22BrN3O6.C10H18BrN3O4.C7H12O2/c1-30(2,3)45-27(39)23(32)18-31(4,5)28(40)44-17-16-43-15-14-42-13-12-37-19-21(35-36-37)10-11-22(38)8-6-7-9-25-26-24(20-46-25)33-29(41)34-26;1-27(2,15-20(28)24(35)36)25(37)41-14-13-40-12-11-39-10-9-33-16-18(31-32-33)7-8-19(34)5-3-4-6-22-23-21(17-42-22)29-26(38)30-23;1-16(2,3)27-14(22)13(18)12-17(4,5)15(23)26-11-10-25-9-8-24-7-6-20-21-19;1-2-3-6-10(17)7-4-5-8-12-13-11(9-19-12)15-14(18)16-13;1-13(2,9-10(14)11(18)19)12(20)23-8-7-22-6-5-21-4-3-16-17-15;1-10(2,11)9(15)18-8-7-17-6-5-16-4-3-13-14-12;1-5-6(8)9-7(2,3)4/h19,23-26H,6-18,20H2,1-5H3,(H2,33,34,41);16,20-23H,3-15,17H2,1-2H3,(H,35,36)(H2,29,30,38);13H,6-12H2,1-5H3;1,11-13H,3-9H2,(H2,15,16,18);10H,3-9H2,1-2H3,(H,18,19);3-8H2,1-2H3;5H,1H2,2-4H3.

What are the key properties of 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one?

5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one has a molecular weight of 2990.69 g/mol, XLogP of 16.74, 86 rotatable bonds, 8 hydrogen bond donors, and 46 hydrogen bond acceptors.

Where does this data come from?

All data for 5-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-2-bromo-4,4-dimethyl-5-oxopentanoic acid;2-[2-(2-azidoethoxy)ethoxy]ethyl 2-bromo-2-methylpropanoate;1-O-[2-[2-(2-azidoethoxy)ethoxy]ethyl] 5-O-tert-butyl 4-bromo-2,2-dimethylpentanedioate;2-bromo-4,4-dimethyl-5-oxo-5-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethoxy]pentanoic acid;5-O-tert-butyl 1-O-[2-[2-[2-[4-[3-oxo-7-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)heptyl]triazol-1-yl]ethoxy]ethoxy]ethyl] 4-bromo-2,2-dimethylpentanedioate;tert-butyl prop-2-enoate;4-(5-oxonon-8-ynyl)-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-2-one is sourced from PubChem (CID 159121168), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).