Task: Answer the MCQ question.
Question: Which drug has a 8.958\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCOC(=O)C1CN(S(=O)(=O)c2ccccc2)C1
[b] NC(=O)c1ccc(NC(=O)COc2coc(CN3CCc4ccccc4C3)cc2=O)cc1
[c] COc1ccc2c(c1)[nH]c1c(=O)n(Cc3ccco3)cnc12
[d] CCOC(=O)c1csc(N)c1-c1ccc([N+](=O)[O-])cc1
Answer: a. CCOC(=O)C1CN(S(=O)(=O)c2ccccc2)C1
{#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)C1CN(S(=O)(=O)c2ccccc2)C1
CCOC(=O)C1CN(S(=O)(=O)c2ccccc2)C1
ethyl 1-(benzenesulfonyl)azetidine-3-carboxylate