Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 18.219\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1cc(C)c(C#N)c(Nc2ccccc2Cl)n1
[b] O=C(Nc1c[nH]c(=O)[nH]c1=O)c1cccc([N+](=O)[O-])c1
[c] O=C(NCc1ccco1)c1cc([N+](=O)[O-])ccc1N1CCCCC1
Answer: a. Cc1cc(C)c(C#N)c(Nc2ccccc2Cl)n1
{#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#}
Cc1cc(C)c(C#N)c(Nc2ccccc2Cl)n1
Cc1cc(C)c(C#N)c(Nc2ccccc2Cl)n1
2-(2-chloroanilino)-4,6-dimethylpyridine-3-carbonitrile