Task: Answer the multiple-choice question.
Question: Which drug exhibits a 11.824\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(CCn2c(=N)c(C(=O)NCC3CCCO3)cc3c(=O)n4cccc(C)c4nc32)cc1
b CC(=O)Nc1ccc(OC(=O)c2ccc(Br)c([N+](=O)[O-])c2)cc1
Answer: b. CC(=O)Nc1ccc(OC(=O)c2ccc(Br)c([N+](=O)[O-])c2)cc1
{#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#}
CC(=O)Nc1ccc(OC(=O)c2ccc(Br)c([N+](=O)[O-])c2)cc1
CC(=O)Nc1ccc(OC(=O)c2ccc(Br)c([N+](=O)[O-])c2)cc1
(4-acetamidophenyl) 4-bromo-3-nitrobenzoate