Task: Answer the multiple-choice question.
Question: Which drug has a 18.801% 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: COC(=O)CNC(=O)C(C)NC(=O)OCc1ccccc1
b: O=C(Nc1ccc(OCc2ccccc2)cc1)c1cccnc1
c: CCOC(=O)CC(=O)CSc1nc2cc(C)ccc2cc1C
Answer: c. CCOC(=O)CC(=O)CSc1nc2cc(C)ccc2cc1C
{#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)CC(=O)CSc1nc2cc(C)ccc2cc1C
CCOC(=O)CC(=O)CSc1nc2cc(C)ccc2cc1C
ethyl 4-(3,7-dimethylquinolin-2-yl)sulfanyl-3-oxobutanoate