Task: Answer the multiple-choice question.
Query: Which compound exhibits a 10.855\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2Br)ccc1NC(=O)c1ccco1
(b) NC(=O)c1cc(S(=O)(=O)N2CCc3ccccc3C2)cs1
Answer: a. COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2Br)ccc1NC(=O)c1ccco1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2Br)ccc1NC(=O)c1ccco1
COc1cc(NC(=O)c2cc([N+](=O)[O-])ccc2Br)ccc1NC(=O)c1ccco1
N-[4-[(2-bromo-5-nitrobenzoyl)amino]-2-methoxyphenyl]furan-2-carboxamide