Task: Answer the MCQ question.
Query: Which compound exhibits a 0.874\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: COc1ccc(N(C)C(=O)CCC(=O)Nc2ccc3nc(N4CCOCC4)cc(C)c3c2)c(OC)c1
b: O=[N+]([O-])c1ccc(C(=S)N2CCC(Cc3ccccc3)CC2)cc1
c: O=C(OCC1CC(c2ccccn2)=NO1)c1ccc(Br)cc1
d: CCCN1C(=O)COc2ccc(C(=O)c3ccccc3C(=O)O)cc21
e: COc1ccc(OCCC(=O)OCC(=O)NC(=O)NC(C)(C)C)cc1
Answer: a. COc1ccc(N(C)C(=O)CCC(=O)Nc2ccc3nc(N4CCOCC4)cc(C)c3c2)c(OC)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(N(C)C(=O)CCC(=O)Nc2ccc3nc(N4CCOCC4)cc(C)c3c2)c(OC)c1
COc1ccc(N(C)C(=O)CCC(=O)Nc2ccc3nc(N4CCOCC4)cc(C)c3c2)c(OC)c1
[C][O][C][=C][C][=C][Branch2][Ring2][O][N][Branch1][C][C][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][C][=C][C][=C][N][=C][Branch1][=Branch2][N][C][C][O][C][C][Ring1][=Branch1][C][=C][Branch1][C][C][C][Ring1][=N][=C][Ring1][P][C][Branch1][Ring1][O][C][=C][Ring2][Ring2][C]
N'-(2,4-dimethoxyphenyl)-N'-methyl-N-(4-methyl-2-morpholin-4-ylquinolin-6-yl)butanediamide