Task: Answer the multiple choice question.
Question: Which compound exhibits a 0.004\% 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) CCCCNS(=O)(=O)c1cccc(S(=O)(=O)N2CCCC2)c1
(b) CC(=O)c1ccccc1OCC(O)Cn1ccnc1
(c) CCCc1nc(SCC(=O)N2CCCCCC2)c2c(=O)n(C)c(=O)n(C)c2n1
Answer: a. CCCCNS(=O)(=O)c1cccc(S(=O)(=O)N2CCCC2)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#}
CCCCNS(=O)(=O)c1cccc(S(=O)(=O)N2CCCC2)c1
CCCCNS(=O)(=O)c1cccc(S(=O)(=O)N2CCCC2)c1
N-butyl-3-pyrrolidin-1-ylsulfonylbenzenesulfonamide