Task: Answer the multiple-choice question.
Question: Which drug exhibits a 13.131% 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: CC1CCCCN1C(=O)Cn1nnc(-c2cccnc2)n1
b: CCn1c(SCC(=O)Nc2ccc(F)cc2F)nc2c(c1=O)SCC2
c: CCCCn1c(CCC(=O)O)nc2c1c(=O)[nH]c(=O)n2CCC
d: FC(F)(F)c1nnc(-c2ccccc2)nc1Sc1ccccc1
Answer: a. CC1CCCCN1C(=O)Cn1nnc(-c2cccnc2)n1
{#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#}
CC1CCCCN1C(=O)Cn1nnc(-c2cccnc2)n1
CC1CCCCN1C(=O)Cn1nnc(-c2cccnc2)n1
1-(2-methylpiperidin-1-yl)-2-(5-pyridin-3-yltetrazol-2-yl)ethanone