Task: Answer the multiple-choice question.
Question: Which drug exhibits a 3.123\% 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 additional words.
Options:
a: COc1cccc(NC(=O)CSc2nc3ccsc3c(=O)n2-c2ccc(C(=O)O)cc2)c1
b: COc1ccc(S(=O)(=O)N2CCN(C(=O)c3ccc(C)o3)CC2)cc1
c: O=C(CN1C(=O)NC2(CCCC2)C1=O)Nc1cc(Cl)ccc1N1CCCCC1
Answer: a. COc1cccc(NC(=O)CSc2nc3ccsc3c(=O)n2-c2ccc(C(=O)O)cc2)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#}
COc1cccc(NC(=O)CSc2nc3ccsc3c(=O)n2-c2ccc(C(=O)O)cc2)c1
COc1cccc(NC(=O)CSc2nc3ccsc3c(=O)n2-c2ccc(C(=O)O)cc2)c1
4-[2-[2-(3-methoxyanilino)-2-oxoethyl]sulfanyl-4-oxothieno[3,2-d]pyrimidin-3-yl]benzoic acid