Task: Answer the multiple choice question.
Query: Which compound has a -0.224% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1nc(-c2ccccc2)c2cc(Br)ccc2n1
(b) Cc1nc2ccccc2n1CCOc1ccc([N+](=O)[O-])cc1
Answer: a. COc1nc(-c2ccccc2)c2cc(Br)ccc2n1
{#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#}
COc1nc(-c2ccccc2)c2cc(Br)ccc2n1
COc1nc(-c2ccccc2)c2cc(Br)ccc2n1
6-bromo-2-methoxy-4-phenylquinazoline