[2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid

C97H137Cl5FN26O41P5S5 — CID 158712906

About [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid

[2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid (PubChem CID 158712906) has the molecular formula C97H137Cl5FN26O41P5S5 and a molecular weight of 2834.77 g/mol. Its IUPAC name is [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid.

Molecular Properties

• Compound Name: [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid
• PubChem CID: 158712906
• Molecular Formula: C97H137Cl5FN26O41P5S5
• Molecular Weight: 2834.77 g/mol
• Exact Mass: 2830.52
• IUPAC Name: [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid
• SMILES: CC(=O)NCC(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.CC(C)(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.CC(F)(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.O=P(O)(O)C(CC1CC1)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.O=P(O)(O)C(Cc1ccccc1)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O
• InChI: InChI=1S/C23H29ClN5O8PS.C20H29ClN5O8PS.C19H28ClN6O9PS.C18H27ClN5O8PS.C17H24ClFN5O8PS/c24-23-27-20(26-14-8-4-5-9-14)17-21(28-23)29(12-25-17)22-19(31)18(30)15(37-22)11-39(35,36)16(38(32,33)34)10-13-6-2-1-3-7-13;21-20-24-17(23-11-3-1-2-4-11)14-18(25-20)26(9-22-14)19-16(28)15(27)12(34-19)8-36(32,33)13(35(29,30)31)7-10-5-6-10;1-9(27)21-6-12(36(30,31)32)37(33,34)7-11-14(28)15(29)18(35-11)26-8-22-13-16(23-10-4-2-3-5-10)24-19(20)25-17(13)26;1-18(2,33(27,28)29)34(30,31)7-10-12(25)13(26)16(32-10)24-8-20-11-14(21-9-5-3-4-6-9)22-17(19)23-15(11)24;1-17(19,33(27,28)29)34(30,31)6-9-11(25)12(26)15(32-9)24-7-20-10-13(21-8-4-2-3-5-8)22-16(18)23-14(10)24/h1-3,6-7,12,14-16,18-19,22,30-31H,4-5,8-11H2,(H,26,27,28)(H2,32,33,34);9-13,15-16,19,27-28H,1-8H2,(H,23,24,25)(H2,29,30,31);8,10-12,14-15,18,28-29H,2-7H2,1H3,(H,21,27)(H,23,24,25)(H2,30,31,32);8-10,12-13,16,25-26H,3-7H2,1-2H3,(H,21,22,23)(H2,27,28,29);7-9,11-12,15,25-26H,2-6H2,1H3,(H,21,22,23)(H2,27,28,29)/t15-,16?,18-,19-,22-;12-,13?,15-,16-,19-;11-,12?,14-,15-,18-;10-,12-,13-,16-;9-,11-,12-,15-,17?/m11111/s1
• InChIKey: IIYKTZMFKQKKJQ-AAPBXMBHSA-N
• XLogP: 3.77
• TPSA: 1014.05 Ų
• H-Bond Donors: 26
• H-Bond Acceptors: 56
• Rotatable Bonds: 41
• Heavy Atoms: 180
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	2834.77
LogP ≤ 5	3.77
H-Bond Donors ≤ 5	26
H-Bond Acceptors ≤ 10	56

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'phosphor', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid?

The IUPAC name of [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid (CID 158712906) is [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid.

What is the SMILES notation for [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid?

The canonical SMILES for [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid is CC(=O)NCC(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.CC(C)(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.CC(F)(P(=O)(O)O)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.O=P(O)(O)C(CC1CC1)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.O=P(O)(O)C(Cc1ccccc1)S(=O)(=O)C[C@H]1O[C@@H](n2cnc3c(NC4CCCC4)nc(Cl)nc32)[C@H](O)[C@@H]1O.

What is the InChIKey of [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid?

The InChIKey is IIYKTZMFKQKKJQ-AAPBXMBHSA-N. The full InChI is InChI=1S/C23H29ClN5O8PS.C20H29ClN5O8PS.C19H28ClN6O9PS.C18H27ClN5O8PS.C17H24ClFN5O8PS/c24-23-27-20(26-14-8-4-5-9-14)17-21(28-23)29(12-25-17)22-19(31)18(30)15(37-22)11-39(35,36)16(38(32,33)34)10-13-6-2-1-3-7-13;21-20-24-17(23-11-3-1-2-4-11)14-18(25-20)26(9-22-14)19-16(28)15(27)12(34-19)8-36(32,33)13(35(29,30)31)7-10-5-6-10;1-9(27)21-6-12(36(30,31)32)37(33,34)7-11-14(28)15(29)18(35-11)26-8-22-13-16(23-10-4-2-3-5-10)24-19(20)25-17(13)26;1-18(2,33(27,28)29)34(30,31)7-10-12(25)13(26)16(32-10)24-8-20-11-14(21-9-5-3-4-6-9)22-17(19)23-15(11)24;1-17(19,33(27,28)29)34(30,31)6-9-11(25)12(26)15(32-9)24-7-20-10-13(21-8-4-2-3-5-8)22-16(18)23-14(10)24/h1-3,6-7,12,14-16,18-19,22,30-31H,4-5,8-11H2,(H,26,27,28)(H2,32,33,34);9-13,15-16,19,27-28H,1-8H2,(H,23,24,25)(H2,29,30,31);8,10-12,14-15,18,28-29H,2-7H2,1H3,(H,21,27)(H,23,24,25)(H2,30,31,32);8-10,12-13,16,25-26H,3-7H2,1-2H3,(H,21,22,23)(H2,27,28,29);7-9,11-12,15,25-26H,2-6H2,1H3,(H,21,22,23)(H2,27,28,29)/t15-,16?,18-,19-,22-;12-,13?,15-,16-,19-;11-,12?,14-,15-,18-;10-,12-,13-,16-;9-,11-,12-,15-,17?/m11111/s1.

What are the key properties of [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid?

[2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid has a molecular weight of 2834.77 g/mol, XLogP of 3.77, 41 rotatable bonds, 26 hydrogen bond donors, and 56 hydrogen bond acceptors.

Where does this data come from?

All data for [2-acetamido-1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]ethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-cyclopropylethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-1-fluoroethyl]phosphonic acid;[1-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]-2-phenylethyl]phosphonic acid;2-[[(2S,3S,4R,5R)-5-[2-chloro-6-(cyclopentylamino)purin-9-yl]-3,4-dihydroxyoxolan-2-yl]methylsulfonyl]propan-2-ylphosphonic acid is sourced from PubChem (CID 158712906), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).