Task: Answer the multiple-choice question.
Question: Which compound has a 12.008\% 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 additional words.
Options:
(a) CCC(CC)C(=O)Nc1cc([N+](=O)[O-])ccc1F
(b) CCCCSc1ccc(NC(=O)c2cccnc2)cc1
Answer: a. CCC(CC)C(=O)Nc1cc([N+](=O)[O-])ccc1F
{#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#}
CCC(CC)C(=O)Nc1cc([N+](=O)[O-])ccc1F
CCC(CC)C(=O)Nc1cc([N+](=O)[O-])ccc1F
2-ethyl-N-(2-fluoro-5-nitrophenyl)butanamide