Task: Answer the multiple choice question.
Question: Which drug has a 4.227\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: COc1ccc(Br)cc1S(=O)(=O)N(CC(=O)N1CCOCC1)c1ccccc1
b: CC1Cc2ccccc2N1C(=O)C1CCN(S(=O)(=O)c2cccs2)CC1
c: CCCc1cc(=O)oc2cc(OCC(=O)NC3CC(C)(C)NC(C)(C)C3)ccc12
Answer: b. CC1Cc2ccccc2N1C(=O)C1CCN(S(=O)(=O)c2cccs2)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#}
CC1Cc2ccccc2N1C(=O)C1CCN(S(=O)(=O)c2cccs2)CC1
CC1Cc2ccccc2N1C(=O)C1CCN(S(=O)(=O)c2cccs2)CC1
(2-methyl-2,3-dihydroindol-1-yl)-(1-thiophen-2-ylsulfonylpiperidin-4-yl)methanone