Task: Answer the multiple-choice question.
Query: Which compound exhibits a 3.471\% 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.) CCCC[n+]1ccn(-c2nc3ccccc3nc2[N-]S(=O)(=O)c2ccccc2)c1
b.) CCOC(=O)CSc1nc(N)c(C#N)cc1C#N
c.) Cc1ccc(OC(=O)C(C)c2cccc(C(=O)c3ccccc3)c2)cc1
Answer: a. CCCC[n+]1ccn(-c2nc3ccccc3nc2[N-]S(=O)(=O)c2ccccc2)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#}
CCCC[n+]1ccn(-c2nc3ccccc3nc2[N-]S(=O)(=O)c2ccccc2)c1
CCCC[n+]1ccn(-c2nc3ccccc3nc2[N-]S(=O)(=O)c2ccccc2)c1
benzenesulfonyl-[3-(3-butylimidazol-3-ium-1-yl)quinoxalin-2-yl]azanide