(9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one

C129H125Br2FN26O14 — CID 159629553

About (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one

(9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one (PubChem CID 159629553) has the molecular formula C129H125Br2FN26O14 and a molecular weight of 2442.39 g/mol. Its IUPAC name is (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one.

Molecular Properties

• Compound Name: (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one
• PubChem CID: 159629553
• Molecular Formula: C129H125Br2FN26O14
• Molecular Weight: 2442.39 g/mol
• Exact Mass: 2438.82
• IUPAC Name: (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one
• SMILES: O=C1Nc2cccc(n2)-c2nccn2C/C=C/CCOc2ccccc21.O=C1Nc2cccc(n2)-c2nccn2CC/C=C\COc2cc(F)c(Br)cc21.O=C1Nc2cccc(n2)-c2nccn2CC/C=C\COc2ccccc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(Br)cc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(N3CC4(COC4)C3)cc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(N3CCOCC3)cc21
• InChI: InChI=1S/C25H27N5O3.C24H27N5O3.C20H16BrFN4O2.C20H19BrN4O2.2C20H18N4O2/c31-24-19-13-18(30-14-25(15-30)16-32-17-25)7-8-21(19)33-12-3-1-2-10-29-11-9-26-23(29)20-5-4-6-22(27-20)28-24;30-24-19-17-18(28-12-15-31-16-13-28)7-8-21(19)32-14-3-1-2-10-29-11-9-25-23(29)20-5-4-6-22(26-20)27-24;21-14-11-13-17(12-15(14)22)28-10-3-1-2-8-26-9-7-23-19(26)16-5-4-6-18(24-16)25-20(13)27;21-14-7-8-17-15(13-14)20(26)24-18-6-4-5-16(23-18)19-22-9-11-25(19)10-2-1-3-12-27-17;2*25-20-15-7-2-3-9-17(15)26-14-5-1-4-12-24-13-11-21-19(24)16-8-6-10-18(22-16)23-20/h4-9,11,13H,1-3,10,12,14-17H2,(H,27,28,31);4-9,11,17H,1-3,10,12-16H2,(H,26,27,30);1,3-7,9,11-12H,2,8,10H2,(H,24,25,27);4-9,11,13H,1-3,10,12H2,(H,23,24,26);1-3,5-11,13H,4,12,14H2,(H,22,23,25);1-4,6-11,13H,5,12,14H2,(H,22,23,25)/b;;3-1-;;5-1-;4-1+
• InChIKey: MOYDNWFWLPVTMO-OFNNQHTASA-N
• XLogP: 23.23
• TPSA: 439.18 Ų
• H-Bond Donors: 6
• H-Bond Acceptors: 34
• Rotatable Bonds: 2
• Heavy Atoms: 172
• Complexity: —

Lipinski Rule of Five

4 violations

Rule	Value
MW ≤ 500	2442.39
LogP ≤ 5	23.23
H-Bond Donors ≤ 5	6
H-Bond Acceptors ≤ 10	34

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'anil_di_alk_C(246)', 'substructure': 'N/A'}, {'alert_name': 'isolated_alkene', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one?

The IUPAC name of (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one (CID 159629553) is (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one.

What is the SMILES notation for (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one?

The canonical SMILES for (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one is O=C1Nc2cccc(n2)-c2nccn2C/C=C/CCOc2ccccc21.O=C1Nc2cccc(n2)-c2nccn2CC/C=C\COc2cc(F)c(Br)cc21.O=C1Nc2cccc(n2)-c2nccn2CC/C=C\COc2ccccc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(Br)cc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(N3CC4(COC4)C3)cc21.O=C1Nc2cccc(n2)-c2nccn2CCCCCOc2ccc(N3CCOCC3)cc21.

What is the InChIKey of (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one?

The InChIKey is MOYDNWFWLPVTMO-OFNNQHTASA-N. The full InChI is InChI=1S/C25H27N5O3.C24H27N5O3.C20H16BrFN4O2.C20H19BrN4O2.2C20H18N4O2/c31-24-19-13-18(30-14-25(15-30)16-32-17-25)7-8-21(19)33-12-3-1-2-10-29-11-9-26-23(29)20-5-4-6-22(27-20)28-24;30-24-19-17-18(28-12-15-31-16-13-28)7-8-21(19)32-14-3-1-2-10-29-11-9-25-23(29)20-5-4-6-22(26-20)27-24;21-14-11-13-17(12-15(14)22)28-10-3-1-2-8-26-9-7-23-19(26)16-5-4-6-18(24-16)25-20(13)27;21-14-7-8-17-15(13-14)20(26)24-18-6-4-5-16(23-18)19-22-9-11-25(19)10-2-1-3-12-27-17;2*25-20-15-7-2-3-9-17(15)26-14-5-1-4-12-24-13-11-21-19(24)16-8-6-10-18(22-16)23-20/h4-9,11,13H,1-3,10,12,14-17H2,(H,27,28,31);4-9,11,17H,1-3,10,12-16H2,(H,26,27,30);1,3-7,9,11-12H,2,8,10H2,(H,24,25,27);4-9,11,13H,1-3,10,12H2,(H,23,24,26);1-3,5-11,13H,4,12,14H2,(H,22,23,25);1-4,6-11,13H,5,12,14H2,(H,22,23,25)/b;;3-1-;;5-1-;4-1+.

What are the key properties of (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one?

(9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one has a molecular weight of 2442.39 g/mol, XLogP of 23.23, 2 rotatable bonds, 6 hydrogen bond donors, and 34 hydrogen bond acceptors.

Where does this data come from?

All data for (9Z)-16-bromo-15-fluoro-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one;16-bromo-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-morpholin-4-yl-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;16-(2-oxa-6-azaspiro[3.3]heptan-6-yl)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,13(18),14,16,21,23-octaen-19-one;(8E)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,8,13,15,17,21,23-nonaen-19-one;(9Z)-12-oxa-3,6,20,25-tetrazatetracyclo[19.3.1.02,6.013,18]pentacosa-1(25),2,4,9,13,15,17,21,23-nonaen-19-one is sourced from PubChem (CID 159629553), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).