Task: Answer the multiple-choice question.
Query: Which compound exhibits a 14.450\% 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. CCOC(=O)c1cnc(-c2ccccc2)nc1N
b. CCCCC(=O)Nc1ccc2c3c(cccc13)C(=O)N2CC
Answer: b. CCCCC(=O)Nc1ccc2c3c(cccc13)C(=O)N2CC
{#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#}
CCCCC(=O)Nc1ccc2c3c(cccc13)C(=O)N2CC
CCCCC(=O)Nc1ccc2c3c(cccc13)C(=O)N2CC
N-(1-ethyl-2-oxobenzo[cd]indol-6-yl)pentanamide