[4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate

C116H159N35O30 — CID 161382415

About [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate

[4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate (PubChem CID 161382415) has the molecular formula C116H159N35O30 and a molecular weight of 2523.76 g/mol. Its IUPAC name is [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate.

Molecular Properties

• Compound Name: [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate
• PubChem CID: 161382415
• Molecular Formula: C116H159N35O30
• Molecular Weight: 2523.76 g/mol
• Exact Mass: 2522.20
• IUPAC Name: [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate
• SMILES: CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCC4CCC(COC(=O)OC)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCC4CCN(C(=O)OC(C)(C)C)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCN4CCN(C(=O)OCC(C)C)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCN4CCN(C(=O)OCC)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#C[C@]4(O)CCC[C@H](C)C4)nc32)C(O)[C@H]1O
• InChI: InChI=1S/C25H35N7O6.C24H34N8O6.C24H32N6O7.C22H30N8O6.C21H28N6O5/c1-5-27-22(35)19-17(33)18(34)23(37-19)32-13-28-16-20(26)29-15(30-21(16)32)8-6-7-14-9-11-31(12-10-14)24(36)38-25(2,3)4;1-4-26-22(35)19-17(33)18(34)23(38-19)32-13-27-16-20(25)28-15(29-21(16)32)6-5-7-30-8-10-31(11-9-30)24(36)37-12-14(2)3;1-3-26-22(33)19-17(31)18(32)23(37-19)30-12-27-16-20(25)28-15(29-21(16)30)6-4-5-13-7-9-14(10-8-13)11-36-24(34)35-2;1-3-24-20(33)17-15(31)16(32)21(36-17)30-12-25-14-18(23)26-13(27-19(14)30)6-5-7-28-8-10-29(11-9-28)22(34)35-4-2;1-3-23-19(30)16-14(28)15(29)20(32-16)27-10-24-13-17(22)25-12(26-18(13)27)6-8-21(31)7-4-5-11(2)9-21/h13-14,17-19,23,33-34H,5,7,9-12H2,1-4H3,(H,27,35)(H2,26,29,30);13-14,17-19,23,33-34H,4,7-12H2,1-3H3,(H,26,35)(H2,25,28,29);12-14,17-19,23,31-32H,3,5,7-11H2,1-2H3,(H,26,33)(H2,25,28,29);12,15-17,21,31-32H,3-4,7-11H2,1-2H3,(H,24,33)(H2,23,26,27);10-11,14-16,20,28-29,31H,3-5,7,9H2,1-2H3,(H,23,30)(H2,22,25,26)/t2*17-,18?,19+,23-;13?,14?,17-,18?,19+,23-;15-,16?,17+,21-;11-,14+,15?,16-,20+,21+/m11110/s1
• InChIKey: VRWVNFHHRGPYFR-AZWUNQMBSA-N
• XLogP: -2.28
• TPSA: 892.91 Ų
• H-Bond Donors: 21
• H-Bond Acceptors: 57
• Rotatable Bonds: 24
• Heavy Atoms: 181
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	2523.76
LogP ≤ 5	-2.28
H-Bond Donors ≤ 5	21
H-Bond Acceptors ≤ 10	57

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': '>_2_ester_groups', 'substructure': 'N/A'}, {'alert_name': 'triple_bond', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate?

The IUPAC name of [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate (CID 161382415) is [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate.

What is the SMILES notation for [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate?

The canonical SMILES for [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate is CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCC4CCC(COC(=O)OC)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCC4CCN(C(=O)OC(C)(C)C)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCN4CCN(C(=O)OCC(C)C)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#CCN4CCN(C(=O)OCC)CC4)nc32)C(O)[C@H]1O.CCNC(=O)[C@H]1O[C@@H](n2cnc3c(N)nc(C#C[C@]4(O)CCC[C@H](C)C4)nc32)C(O)[C@H]1O.

What is the InChIKey of [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate?

The InChIKey is VRWVNFHHRGPYFR-AZWUNQMBSA-N. The full InChI is InChI=1S/C25H35N7O6.C24H34N8O6.C24H32N6O7.C22H30N8O6.C21H28N6O5/c1-5-27-22(35)19-17(33)18(34)23(37-19)32-13-28-16-20(26)29-15(30-21(16)32)8-6-7-14-9-11-31(12-10-14)24(36)38-25(2,3)4;1-4-26-22(35)19-17(33)18(34)23(38-19)32-13-27-16-20(25)28-15(29-21(16)32)6-5-7-30-8-10-31(11-9-30)24(36)37-12-14(2)3;1-3-26-22(33)19-17(31)18(32)23(37-19)30-12-27-16-20(25)28-15(29-21(16)30)6-4-5-13-7-9-14(10-8-13)11-36-24(34)35-2;1-3-24-20(33)17-15(31)16(32)21(36-17)30-12-25-14-18(23)26-13(27-19(14)30)6-5-7-28-8-10-29(11-9-28)22(34)35-4-2;1-3-23-19(30)16-14(28)15(29)20(32-16)27-10-24-13-17(22)25-12(26-18(13)27)6-8-21(31)7-4-5-11(2)9-21/h13-14,17-19,23,33-34H,5,7,9-12H2,1-4H3,(H,27,35)(H2,26,29,30);13-14,17-19,23,33-34H,4,7-12H2,1-3H3,(H,26,35)(H2,25,28,29);12-14,17-19,23,31-32H,3,5,7-11H2,1-2H3,(H,26,33)(H2,25,28,29);12,15-17,21,31-32H,3-4,7-11H2,1-2H3,(H,24,33)(H2,23,26,27);10-11,14-16,20,28-29,31H,3-5,7,9H2,1-2H3,(H,23,30)(H2,22,25,26)/t2*17-,18?,19+,23-;13?,14?,17-,18?,19+,23-;15-,16?,17+,21-;11-,14+,15?,16-,20+,21+/m11110/s1.

What are the key properties of [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate?

[4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate has a molecular weight of 2523.76 g/mol, XLogP of -2.28, 24 rotatable bonds, 21 hydrogen bond donors, and 57 hydrogen bond acceptors.

Where does this data come from?

All data for [4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]cyclohexyl]methyl methyl carbonate;(2S,3R,5R)-5-[6-amino-2-[2-[(1S,3S)-1-hydroxy-3-methylcyclohexyl]ethynyl]purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide;tert-butyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperidine-1-carboxylate;ethyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate;2-methylpropyl 4-[3-[6-amino-9-[(2R,4R,5S)-5-(ethylcarbamoyl)-3,4-dihydroxyoxolan-2-yl]purin-2-yl]prop-2-ynyl]piperazine-1-carboxylate is sourced from PubChem (CID 161382415), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).