2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane

C134H158B3I2N17O15Si4 — CID 158798123

IUPAC2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane
SMILESCC1(C)OB(c2ccc3c(c2)c(-c2nc4ccccc4[nH]2)nn3COCC[Si](C)(C)C)OC1(C)C.CC1(C)OB(c2ccc3c(c2)c(/C=C/c2ccccc2)nn3COCC[Si](C)(C)C)OC1(C)C.COc1ccc(Cn2nc(C=O)c3cc(-c4cncc5ccccc45)ccc32)cc1.COc1ccc(Cn2nc(C=O)c3cc(B4OC(C)(C)C(C)(C)O4)ccc32)cc1.C[Si](C)(C)CCOCn1nc(-c2nc3ccccc3[nH]2)c2cc(I)ccc21.C[Si](C)(C)CCOCn1nc(C=O)c2cc(I)ccc21
InChIInChI=1S/C27H37BN2O3Si.C26H35BN4O3Si.C25H19N3O2.C22H25BN2O4.C20H23IN4OSi.C14H19IN2O2Si/c1-26(2)27(3,4)33-28(32-26)22-14-16-25-23(19-22)24(15-13-21-11-9-8-10-12-21)29-30(25)20-31-17-18-34(5,6)7;1-25(2)26(3,4)34-27(33-25)18-12-13-22-19(16-18)23(24-28-20-10-8-9-11-21(20)29-24)30-31(22)17-32-14-15-35(5,6)7;1-30-20-9-6-17(7-10-20)15-28-25-11-8-18(12-22(25)24(16-29)27-28)23-14-26-13-19-4-2-3-5-21(19)23;1-21(2)22(3,4)29-23(28-21)16-8-11-20-18(12-16)19(14-26)24-25(20)13-15-6-9-17(27-5)10-7-15;1-27(2,3)11-10-26-13-25-18-9-8-14(21)12-15(18)19(24-25)20-22-16-6-4-5-7-17(16)23-20;1-20(2,3)7-6-19-10-17-14-5-4-11(15)8-12(14)13(9-18)16-17/h8-16,19H,17-18,20H2,1-7H3;8-13,16H,14-15,17H2,1-7H3,(H,28,29);2-14,16H,15H2,1H3;6-12,14H,13H2,1-5H3;4-9,12H,10-11,13H2,1-3H3,(H,22,23);4-5,8-9H,6-7,10H2,1-3H3/b15-13+;;;;;
InChIKeyITCVFSMTSLUENM-RZUBZJTOSA-N
MW2645.43 g/mol
LogP28.60
Rot. Bonds37

About 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane

2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane (PubChem CID 158798123) has the molecular formula C134H158B3I2N17O15Si4 and a molecular weight of 2645.43 g/mol. Its IUPAC name is 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane.

Molecular Properties

Compound Name2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane
PubChem CID158798123
Molecular FormulaC134H158B3I2N17O15Si4
Molecular Weight2645.43 g/mol
Exact Mass2643.96
IUPAC Name2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane
SMILESCC1(C)OB(c2ccc3c(c2)c(-c2nc4ccccc4[nH]2)nn3COCC[Si](C)(C)C)OC1(C)C.CC1(C)OB(c2ccc3c(c2)c(/C=C/c2ccccc2)nn3COCC[Si](C)(C)C)OC1(C)C.COc1ccc(Cn2nc(C=O)c3cc(-c4cncc5ccccc45)ccc32)cc1.COc1ccc(Cn2nc(C=O)c3cc(B4OC(C)(C)C(C)(C)O4)ccc32)cc1.C[Si](C)(C)CCOCn1nc(-c2nc3ccccc3[nH]2)c2cc(I)ccc21.C[Si](C)(C)CCOCn1nc(C=O)c2cc(I)ccc21
InChIInChI=1S/C27H37BN2O3Si.C26H35BN4O3Si.C25H19N3O2.C22H25BN2O4.C20H23IN4OSi.C14H19IN2O2Si/c1-26(2)27(3,4)33-28(32-26)22-14-16-25-23(19-22)24(15-13-21-11-9-8-10-12-21)29-30(25)20-31-17-18-34(5,6)7;1-25(2)26(3,4)34-27(33-25)18-12-13-22-19(16-18)23(24-28-20-10-8-9-11-21(20)29-24)30-31(22)17-32-14-15-35(5,6)7;1-30-20-9-6-17(7-10-20)15-28-25-11-8-18(12-22(25)24(16-29)27-28)23-14-26-13-19-4-2-3-5-21(19)23;1-21(2)22(3,4)29-23(28-21)16-8-11-20-18(12-16)19(14-26)24-25(20)13-15-6-9-17(27-5)10-7-15;1-27(2,3)11-10-26-13-25-18-9-8-14(21)12-15(18)19(24-25)20-22-16-6-4-5-7-17(16)23-20;1-20(2,3)7-6-19-10-17-14-5-4-11(15)8-12(14)13(9-18)16-17/h8-16,19H,17-18,20H2,1-7H3;8-13,16H,14-15,17H2,1-7H3,(H,28,29);2-14,16H,15H2,1H3;6-12,14H,13H2,1-5H3;4-9,12H,10-11,13H2,1-3H3,(H,22,23);4-5,8-9H,6-7,10H2,1-3H3/b15-13+;;;;;
InChIKeyITCVFSMTSLUENM-RZUBZJTOSA-N
XLogP28.60
TPSA339.14 Ų
H-Bond Donors2
H-Bond Acceptors30
Rotatable Bonds37
Heavy Atoms175
Complexity

Lipinski Rule of Five

3 violations

RuleValue
MW ≤ 5002645.43
LogP ≤ 528.60
H-Bond Donors ≤ 52
H-Bond Acceptors ≤ 1030

Computed Properties (RDKit)

Structural Alerts{'alert_name': 'aldehyde', 'substructure': 'N/A'}, {'alert_name': 'Aliphatic_long_chain', 'substructure': 'N/A'}, {'alert_name': 'heavy_metal', 'substructure': 'N/A'}, {'alert_name': 'iodine', 'substructure': 'N/A'}

Analyze 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane with MolForge

Explore ADMET properties, 3D molecular structure, drug-likeness score, and discover similar compounds using our AI-powered platform.

Launch Full Analysis

Related Compounds

Frequently Asked Questions

What is the IUPAC name of 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane?
The IUPAC name of 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane (CID 158798123) is 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane.
What is the SMILES notation for 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane?
The canonical SMILES for 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane is CC1(C)OB(c2ccc3c(c2)c(-c2nc4ccccc4[nH]2)nn3COCC[Si](C)(C)C)OC1(C)C.CC1(C)OB(c2ccc3c(c2)c(/C=C/c2ccccc2)nn3COCC[Si](C)(C)C)OC1(C)C.COc1ccc(Cn2nc(C=O)c3cc(-c4cncc5ccccc45)ccc32)cc1.COc1ccc(Cn2nc(C=O)c3cc(B4OC(C)(C)C(C)(C)O4)ccc32)cc1.C[Si](C)(C)CCOCn1nc(-c2nc3ccccc3[nH]2)c2cc(I)ccc21.C[Si](C)(C)CCOCn1nc(C=O)c2cc(I)ccc21.
What is the InChIKey of 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane?
The InChIKey is ITCVFSMTSLUENM-RZUBZJTOSA-N. The full InChI is InChI=1S/C27H37BN2O3Si.C26H35BN4O3Si.C25H19N3O2.C22H25BN2O4.C20H23IN4OSi.C14H19IN2O2Si/c1-26(2)27(3,4)33-28(32-26)22-14-16-25-23(19-22)24(15-13-21-11-9-8-10-12-21)29-30(25)20-31-17-18-34(5,6)7;1-25(2)26(3,4)34-27(33-25)18-12-13-22-19(16-18)23(24-28-20-10-8-9-11-21(20)29-24)30-31(22)17-32-14-15-35(5,6)7;1-30-20-9-6-17(7-10-20)15-28-25-11-8-18(12-22(25)24(16-29)27-28)23-14-26-13-19-4-2-3-5-21(19)23;1-21(2)22(3,4)29-23(28-21)16-8-11-20-18(12-16)19(14-26)24-25(20)13-15-6-9-17(27-5)10-7-15;1-27(2,3)11-10-26-13-25-18-9-8-14(21)12-15(18)19(24-25)20-22-16-6-4-5-7-17(16)23-20;1-20(2,3)7-6-19-10-17-14-5-4-11(15)8-12(14)13(9-18)16-17/h8-16,19H,17-18,20H2,1-7H3;8-13,16H,14-15,17H2,1-7H3,(H,28,29);2-14,16H,15H2,1H3;6-12,14H,13H2,1-5H3;4-9,12H,10-11,13H2,1-3H3,(H,22,23);4-5,8-9H,6-7,10H2,1-3H3/b15-13+;;;;;.
What are the key properties of 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane?
2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane has a molecular weight of 2645.43 g/mol, XLogP of 28.60, 37 rotatable bonds, 2 hydrogen bond donors, and 30 hydrogen bond acceptors.
Where does this data come from?
All data for 2-[[3-(1H-benzimidazol-2-yl)-5-iodoindazol-1-yl]methoxy]ethyl-trimethylsilane;2-[[3-(1H-benzimidazol-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl-trimethylsilane;5-iodo-1-(2-trimethylsilylethoxymethyl)indazole-3-carbaldehyde;5-isoquinolin-4-yl-1-[(4-methoxyphenyl)methyl]indazole-3-carbaldehyde;1-[(4-methoxyphenyl)methyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-3-carbaldehyde;trimethyl-[2-[[3-[(E)-2-phenylethenyl]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazol-1-yl]methoxy]ethyl]silane is sourced from PubChem (CID 158798123), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).