Task: Answer the multiple-choice question.
Question: Which compound has a 16.312\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CC(C)CCN1CN(S(=O)(=O)c2cccs2)c2nc3ccccc3nc21
(b) Cc1cccc(-n2ncc3c2CCCC3NC(=O)C2(C(N)=O)CC2)c1C
(c) COc1cccc(N2CC(O)=C(c3nc4ccccc4c(=O)[nH]3)C2=N)c1
Answer: a. CC(C)CCN1CN(S(=O)(=O)c2cccs2)c2nc3ccccc3nc21
{#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#}
CC(C)CCN1CN(S(=O)(=O)c2cccs2)c2nc3ccccc3nc21
CC(C)CCN1CN(S(=O)(=O)c2cccs2)c2nc3ccccc3nc21
1-(3-methylbutyl)-3-thiophen-2-ylsulfonyl-2H-imidazo[4,5-b]quinoxaline