Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 4.895\% 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) COc1ccc(CNC(=O)c2ccc3c(=O)n(-c4ccccc4)c(=O)[nH]c3c2)cc1
(b) CCOC(=O)CCC(=O)Nc1ccc([N+](=O)[O-])cc1C
(c) COc1ccc2nc(SC)cc(C)c2c1
Answer: b. CCOC(=O)CCC(=O)Nc1ccc([N+](=O)[O-])cc1C
{#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#}
CCOC(=O)CCC(=O)Nc1ccc([N+](=O)[O-])cc1C
CCOC(=O)CCC(=O)Nc1ccc([N+](=O)[O-])cc1C
ethyl 4-(2-methyl-4-nitroanilino)-4-oxobutanoate