Task: Answer the multiple-choice question.
Query: Which drug has a 22.473% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Cc1ccc(O)c(N)c1
b: COC(=O)c1ccc(NC(=O)C2CCCO2)cc1
c: CC(C)n1c(SCC(=O)c2ccc3c(c2)OCCO3)nc2c1c(=O)n(C)c(=O)n2C
d: CCCCC(=O)Nc1cc([N+](=O)[O-])ccc1F
Answer: d. CCCCC(=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_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#}
CCCCC(=O)Nc1cc([N+](=O)[O-])ccc1F
CCCCC(=O)Nc1cc([N+](=O)[O-])ccc1F
N-(2-fluoro-5-nitrophenyl)pentanamide