Task: Answer the MCQ question.
Query: Which drug exhibits a 28.773% 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) O=C(N/N=C/c1oc(O)c2ccccc12)c1ccccc1O
(b) COc1ccc(-c2cc(C(=O)Nc3c(C)n(C)n(-c4ccccc4)c3=O)c3ccccc3n2)cc1OC
Answer: b. COc1ccc(-c2cc(C(=O)Nc3c(C)n(C)n(-c4ccccc4)c3=O)c3ccccc3n2)cc1OC
{#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#}
COc1ccc(-c2cc(C(=O)Nc3c(C)n(C)n(-c4ccccc4)c3=O)c3ccccc3n2)cc1OC
COc1ccc(-c2cc(C(=O)Nc3c(C)n(C)n(-c4ccccc4)c3=O)c3ccccc3n2)cc1OC
2-(3,4-dimethoxyphenyl)-N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)quinoline-4-carboxamide