Task: Answer the multiple-choice question.
Question: Which compound exhibits a 19.840% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCCC(=O)NC(c1ccc(OC)cc1)c1c(O)ccc2ccccc12
b: Cc1c(C(=O)N(C)c2ccc(Cl)cc2)cnn1-c1ccccc1
Answer: a. CCCC(=O)NC(c1ccc(OC)cc1)c1c(O)ccc2ccccc12
{#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#}
CCCC(=O)NC(c1ccc(OC)cc1)c1c(O)ccc2ccccc12
CCCC(=O)NC(c1ccc(OC)cc1)c1c(O)ccc2ccccc12
N-[(2-hydroxynaphthalen-1-yl)-(4-methoxyphenyl)methyl]butanamide