(4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid

C97H151F2N21O27S — CID 137331386

About (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid

(4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid (PubChem CID 137331386) has the molecular formula C97H151F2N21O27S and a molecular weight of 2113.46 g/mol. Its IUPAC name is (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid.

Molecular Properties

• Compound Name: (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid
• PubChem CID: 137331386
• Molecular Formula: C97H151F2N21O27S
• Molecular Weight: 2113.46 g/mol
• Exact Mass: 2112.08
• IUPAC Name: (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid
• SMILES: CCCCCCC[C@H](NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](Cc1ccc(F)c(F)c1)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)CCOCCOCCOCCOCCNC(=O)CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@@H]21)[C@@H](C)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC1CCC1)C(=O)N[C@H](C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCCN)C(N)=O)[C@@H](C)O
• InChI: InChI=1S/C97H151F2N21O27S/c1-7-8-9-10-11-20-66(86(132)106-55(4)85(131)109-67(29-31-77(101)125)87(133)112-71(46-58-17-16-18-58)93(139)119-82(57(6)123)96(142)116-74(51-121)94(140)108-65(84(102)130)19-14-15-34-100)110-89(135)70(47-59-23-26-62(124)27-24-59)113-91(137)73(49-61-50-103-53-105-61)114-88(134)68(30-32-80(128)129)111-90(136)72(48-60-25-28-63(98)64(99)45-60)115-95(141)81(56(5)122)118-92(138)69(44-54(2)3)107-79(127)33-36-144-38-40-146-42-43-147-41-39-145-37-35-104-78(126)22-13-12-21-76-83-75(52-148-76)117-97(143)120-83/h23-28,45,50,53-58,65-76,81-83,121-124H,7-22,29-44,46-49,51-52,100H2,1-6H3,(H2,101,125)(H2,102,130)(H,103,105)(H,104,126)(H,106,132)(H,107,127)(H,108,140)(H,109,131)(H,110,135)(H,111,136)(H,112,133)(H,113,137)(H,114,134)(H,115,141)(H,116,142)(H,118,138)(H,119,139)(H,128,129)(H2,117,120,143)/t55-,56+,57+,65-,66-,67-,68-,69-,70-,71-,72-,73-,74-,75-,76-,81-,82-,83-/m0/s1
• InChIKey: AEGVIXQIHWDFKY-WDVZXBLPSA-N
• XLogP: -2.86
• TPSA: 744.55 Ų
• H-Bond Donors: 25
• H-Bond Acceptors: 29
• Rotatable Bonds: 75
• Heavy Atoms: 148
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	2113.46
LogP ≤ 5	-2.86
H-Bond Donors ≤ 5	25
H-Bond Acceptors ≤ 10	29

Computed Properties (RDKit)

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

Frequently Asked Questions

What is the IUPAC name of (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid?

The IUPAC name of (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid (CID 137331386) is (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid.

What is the SMILES notation for (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid?

The canonical SMILES for (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid is CCCCCCC[C@H](NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](Cc1ccc(F)c(F)c1)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)CCOCCOCCOCCOCCNC(=O)CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@@H]21)[C@@H](C)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC1CCC1)C(=O)N[C@H](C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCCN)C(N)=O)[C@@H](C)O.

What is the InChIKey of (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid?

The InChIKey is AEGVIXQIHWDFKY-WDVZXBLPSA-N. The full InChI is InChI=1S/C97H151F2N21O27S/c1-7-8-9-10-11-20-66(86(132)106-55(4)85(131)109-67(29-31-77(101)125)87(133)112-71(46-58-17-16-18-58)93(139)119-82(57(6)123)96(142)116-74(51-121)94(140)108-65(84(102)130)19-14-15-34-100)110-89(135)70(47-59-23-26-62(124)27-24-59)113-91(137)73(49-61-50-103-53-105-61)114-88(134)68(30-32-80(128)129)111-90(136)72(48-60-25-28-63(98)64(99)45-60)115-95(141)81(56(5)122)118-92(138)69(44-54(2)3)107-79(127)33-36-144-38-40-146-42-43-147-41-39-145-37-35-104-78(126)22-13-12-21-76-83-75(52-148-76)117-97(143)120-83/h23-28,45,50,53-58,65-76,81-83,121-124H,7-22,29-44,46-49,51-52,100H2,1-6H3,(H2,101,125)(H2,102,130)(H,103,105)(H,104,126)(H,106,132)(H,107,127)(H,108,140)(H,109,131)(H,110,135)(H,111,136)(H,112,133)(H,113,137)(H,114,134)(H,115,141)(H,116,142)(H,118,138)(H,119,139)(H,128,129)(H2,117,120,143)/t55-,56+,57+,65-,66-,67-,68-,69-,70-,71-,72-,73-,74-,75-,76-,81-,82-,83-/m0/s1.

What are the key properties of (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid?

(4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid has a molecular weight of 2113.46 g/mol, XLogP of -2.86, 75 rotatable bonds, 25 hydrogen bond donors, and 29 hydrogen bond acceptors.

Where does this data come from?

All data for (4S)-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[3-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(3,4-difluorophenyl)propanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S)-3-cyclobutyl-1-[[(2S,3R)-1-[[(2S)-1-[[(2S)-1,6-diamino-1-oxohexan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxononan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid is sourced from PubChem (CID 137331386), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).