Task: Answer the MCQ question.
Question: Which drug has a 1.673% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1cc(C(=O)O)nc2ccc([N+](=O)[O-])cc12
(b) O=C(CSc1nncs1)Nc1cc(-c2ccccc2)nn1-c1ccccc1
(c) COc1ccc(NC(=O)Cn2ncn3nc(-c4ccc(OC)cc4)cc3c2=O)cc1
(d) CCCc1cc(=O)[nH]c(SCC(=O)N2CCCc3ccccc32)n1
Answer: a. COc1cc(C(=O)O)nc2ccc([N+](=O)[O-])cc12
{#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#}
COc1cc(C(=O)O)nc2ccc([N+](=O)[O-])cc12
COc1cc(C(=O)O)nc2ccc([N+](=O)[O-])cc12
4-methoxy-6-nitroquinoline-2-carboxylic acid