Task: Answer the MCQ question.
Question: Which drug exhibits a 13.601\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COC(=O)CSc1nc2ccc(C)cc2cc1C#N
b) O=C(CCCN1C(=O)/C(=C/c2cccc(Br)c2)SC1=S)Nc1ccccn1
c) CCn1cc(C2N3CC4(C)CN2CC(C)(C3)C4=O)c2ccccc21
Answer: a. COC(=O)CSc1nc2ccc(C)cc2cc1C#N
{#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#}
COC(=O)CSc1nc2ccc(C)cc2cc1C#N
COC(=O)CSc1nc2ccc(C)cc2cc1C#N
[C][O][C][=Branch1][C][=O][C][S][C][=N][C][=C][C][=C][Branch1][C][C][C][=C][Ring1][#Branch1][C][=C][Ring1][O][C][#N]
methyl 2-(3-cyano-6-methylquinolin-2-yl)sulfanylacetate