Task: Answer the multiple-choice question.
Question: Which drug has a 23.607% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CC(CNC(=O)c1ccc(C#N)cc1)NC(=O)c1ccc(C#N)cc1
b: COc1cc(C(=S)N2CCOCC2)ccc1OC(=O)c1ccc(Br)cc1
c: CCCCNC(=O)Nc1ccccc1CC
d: O=c1[nH]c2ccccc2cc1-c1nnn(-c2ccccc2)n1
e: CCn1ncc(Br)c1C(=O)Nc1sc2c(c1C(N)=O)CCC2
Answer: c. CCCCNC(=O)Nc1ccccc1CC
{#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#}
CCCCNC(=O)Nc1ccccc1CC
CCCCNC(=O)Nc1ccccc1CC
1-butyl-3-(2-ethylphenyl)urea