Task: Answer the multiple-choice question.
Query: Which drug exhibits a 12.644% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) OC1CCCC1
(b) NS(=O)(=O)c1ccc(NC2=CC(c3ccc([N+](=O)[O-])cc3)N(c3ccc(S(N)(=O)=O)cc3)C2=O)cc1
(c) NC(=O)CNCCC(c1ccccc1)c1ccccc1
Answer: a. OC1CCCC1
{#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#}
OC1CCCC1
OC1CCCC1
cyclopentanol