Task: Answer the MCQ question.
Query: Which compound has a 20.724% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc(OCCC(=O)OCC(=O)NCc2ccccc2)cc1
b) Cc1cccnc1NS(=O)(=O)c1cccc([N+](=O)[O-])c1
c) COc1ccccc1CNC(=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
d) CC(C)(C)c1ccc(NC(=O)N2CCN(c3ccc([N+](=O)[O-])cn3)CC2)cc1
Answer: c. COc1ccccc1CNC(=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccccc1CNC(=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
COc1ccccc1CNC(=O)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
4-(4-chlorophenyl)sulfonyl-N-[(2-methoxyphenyl)methyl]piperazine-1-carboxamide