N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile

C105H108N38O10S — CID 158048445

About N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile

N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile (PubChem CID 158048445) has the molecular formula C105H108N38O10S and a molecular weight of 2094.34 g/mol. Its IUPAC name is N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile.

Molecular Properties

• Compound Name: N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile
• PubChem CID: 158048445
• Molecular Formula: C105H108N38O10S
• Molecular Weight: 2094.34 g/mol
• Exact Mass: 2092.88
• IUPAC Name: N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile
• SMILES: CC(=O)/N=C1/c2ccc(C)cc2[C@@H](C)Oc2nc(cnc2N)-c2c(nn(C)c2C#N)CN1C.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)N(C)N(C)C2.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)N(C)N(C)C2=O.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)ON(C)C2=O.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)SN(C)C2=O
• InChI: InChI=1S/C23H24N8O2.C21H22N8O2.C21H24N8O.C20H19N7O3.C20H19N7O2S/c1-12-6-7-15-16(8-12)13(2)33-23-21(25)26-10-17(28-23)20-18(29-31(5)19(20)9-24)11-30(4)22(15)27-14(3)32;1-11-6-7-13-14(8-11)12(2)31-20-18(23)24-10-15(25-20)17-16(9-22)27(3)26-19(17)28(4)29(5)21(13)30;1-12-6-7-14-11-27(3)29(5)20-18(17(9-22)28(4)26-20)16-10-24-19(23)21(25-16)30-13(2)15(14)8-12;1-10-5-6-12-13(7-10)11(2)29-19-17(22)23-9-14(24-19)16-15(8-21)26(3)25-18(16)30-27(4)20(12)28;1-10-5-6-12-13(7-10)11(2)29-18-17(22)23-9-14(24-18)16-15(8-21)26(3)25-19(16)30-27(4)20(12)28/h6-8,10,13H,11H2,1-5H3,(H2,25,26);6-8,10,12H,1-5H3,(H2,23,24);6-8,10,13H,11H2,1-5H3,(H2,23,24);2*5-7,9,11H,1-4H3,(H2,22,23)/b27-22-;;;;/t13-;12-;13-;2*11-/m11111/s1
• InChIKey: FJEPKPXAQQVEIM-MFZHOSEPSA-N
• XLogP: 12.34
• TPSA: 625.75 Ų
• H-Bond Donors: 5
• H-Bond Acceptors: 44
• Heavy Atoms: 154
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	2094.34
LogP ≤ 5	12.34
H-Bond Donors ≤ 5	5
H-Bond Acceptors ≤ 10	44

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'imine_1', 'substructure': 'N/A'}, {'alert_name': 'sulphur_nitrogen_single_bond', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile?

The IUPAC name of N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile (CID 158048445) is N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile.

What is the SMILES notation for N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile?

The canonical SMILES for N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile is CC(=O)/N=C1/c2ccc(C)cc2[C@@H](C)Oc2nc(cnc2N)-c2c(nn(C)c2C#N)CN1C.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)N(C)N(C)C2.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)N(C)N(C)C2=O.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)ON(C)C2=O.Cc1ccc2c(c1)[C@@H](C)Oc1nc(cnc1N)-c1c(nn(C)c1C#N)SN(C)C2=O.

What is the InChIKey of N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile?

The InChIKey is FJEPKPXAQQVEIM-MFZHOSEPSA-N. The full InChI is InChI=1S/C23H24N8O2.C21H22N8O2.C21H24N8O.C20H19N7O3.C20H19N7O2S/c1-12-6-7-15-16(8-12)13(2)33-23-21(25)26-10-17(28-23)20-18(29-31(5)19(20)9-24)11-30(4)22(15)27-14(3)32;1-11-6-7-13-14(8-11)12(2)31-20-18(23)24-10-15(25-20)17-16(9-22)27(3)26-19(17)28(4)29(5)21(13)30;1-12-6-7-14-11-27(3)29(5)20-18(17(9-22)28(4)26-20)16-10-24-19(23)21(25-16)30-13(2)15(14)8-12;1-10-5-6-12-13(7-10)11(2)29-19-17(22)23-9-14(24-19)16-15(8-21)26(3)25-18(16)30-27(4)20(12)28;1-10-5-6-12-13(7-10)11(2)29-18-17(22)23-9-14(24-18)16-15(8-21)26(3)25-19(16)30-27(4)20(12)28/h6-8,10,13H,11H2,1-5H3,(H2,25,26);6-8,10,12H,1-5H3,(H2,23,24);6-8,10,13H,11H2,1-5H3,(H2,23,24);2*5-7,9,11H,1-4H3,(H2,22,23)/b27-22-;;;;/t13-;12-;13-;2*11-/m11111/s1.

What are the key properties of N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile?

N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile has a molecular weight of 2094.34 g/mol, XLogP of 12.34, 0 rotatable bonds, 5 hydrogen bond donors, and 44 hydrogen bond acceptors.

Where does this data come from?

All data for N-[(16R)-19-amino-3-cyano-4,8,13,16-tetramethyl-17-oxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaen-9-ylidene]acetamide;(16R)-19-amino-4,7,8,13,16-pentamethyl-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,7,8,13,16-pentamethyl-9-oxo-17-oxa-4,5,7,8,20,22-hexazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-7,17-dioxa-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile;(16R)-19-amino-4,8,13,16-tetramethyl-9-oxo-17-oxa-7-thia-4,5,8,20,22-pentazatetracyclo[16.3.1.02,6.010,15]docosa-1(21),2,5,10(15),11,13,18(22),19-octaene-3-carbonitrile is sourced from PubChem (CID 158048445), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).