Task: Answer the MCQ question.
Query: Which compound exhibits a 10.187% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) C=CCNc1nc(NCc2ccccc2)nc(OCC)n1
(b) CCOC(=O)Cn1nc(C)c(NC(=O)c2ccc([N+](=O)[O-])c(C)c2)c1C
Answer: b. CCOC(=O)Cn1nc(C)c(NC(=O)c2ccc([N+](=O)[O-])c(C)c2)c1C
{#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#}
CCOC(=O)Cn1nc(C)c(NC(=O)c2ccc([N+](=O)[O-])c(C)c2)c1C
CCOC(=O)Cn1nc(C)c(NC(=O)c2ccc([N+](=O)[O-])c(C)c2)c1C
ethyl 2-[3,5-dimethyl-4-[(3-methyl-4-nitrobenzoyl)amino]pyrazol-1-yl]acetate