Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -4.272\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1ccc(OC)c(NC(=O)c2cccc(N3C(=O)C4C5C=CC(C6CC56)C4C3=O)c2)c1
[b] CNc1c(NS(=O)(=O)c2cc(OC)ccc2OC)c(=O)oc2ccccc12
[c] CC(=O)Nc1ccc(S(=O)(=O)N2CCC(c3nc4ccccc4[nH]3)CC2)cc1
Answer: c. CC(=O)Nc1ccc(S(=O)(=O)N2CCC(c3nc4ccccc4[nH]3)CC2)cc1
{#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#}
CC(=O)Nc1ccc(S(=O)(=O)N2CCC(c3nc4ccccc4[nH]3)CC2)cc1
CC(=O)Nc1ccc(S(=O)(=O)N2CCC(c3nc4ccccc4[nH]3)CC2)cc1
N-[4-[4-(1H-benzimidazol-2-yl)piperidin-1-yl]sulfonylphenyl]acetamide