Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 9.471\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCOC(=O)c1c(NC(=O)Cc2cccs2)sc(C)c1C
b: O=C(COC(=O)c1cc(=O)[nH]c(=O)[nH]1)Nc1cccc(S(=O)(=O)N2CCCCC2)c1
c: O=C(O)CCC(=O)N1N=C(c2ccc(Br)cc2)CC1c1cccc(Br)c1
d: COc1cccc(NC(=O)c2ccc3c(c2)N(CC(=O)N2CCCCC2)C(=O)C(C)(C)O3)c1
e: COc1ccc(C(=O)Cn2nnc(-c3ccccc3NC(=O)c3ccco3)n2)cc1
Answer: a. CCOC(=O)c1c(NC(=O)Cc2cccs2)sc(C)c1C
{#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#}
CCOC(=O)c1c(NC(=O)Cc2cccs2)sc(C)c1C
CCOC(=O)c1c(NC(=O)Cc2cccs2)sc(C)c1C
ethyl 4,5-dimethyl-2-[(2-thiophen-2-ylacetyl)amino]thiophene-3-carboxylate