Task: Answer the MCQ question.
Question: Which compound exhibits a 8.413% 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 other words.
Options:
(a) CC(=O)c1nnn(-c2ccccc2C#N)c1C
(b) CCOC(=O)c1c(NC(=O)CCc2ccc(CC)o2)sc(C)c1C
Answer: a. CC(=O)c1nnn(-c2ccccc2C#N)c1C
{#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#}
CC(=O)c1nnn(-c2ccccc2C#N)c1C
CC(=O)c1nnn(-c2ccccc2C#N)c1C
2-(4-acetyl-5-methyltriazol-1-yl)benzonitrile