Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 3.993% 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) CCc1ccc(CN(C)C(C)C(=O)NCc2ccccc2)cc1
(b) O=C(CN1CCCC1)Nc1ccc(Br)cc1[N+](=O)[O-]
Answer: b. O=C(CN1CCCC1)Nc1ccc(Br)cc1[N+](=O)[O-]
{#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#}
O=C(CN1CCCC1)Nc1ccc(Br)cc1[N+](=O)[O-]
O=C(CN1CCCC1)Nc1ccc(Br)cc1[N+](=O)[O-]
N-(4-bromo-2-nitrophenyl)-2-pyrrolidin-1-ylacetamide