Task: Answer the MCQ question.
Query: Which compound has a -0.782\% 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. CN(C)S(=O)(=O)c1cc(NC(=O)COC(=O)C2COc3ccccc3O2)ccc1Cl
b. COc1ccccc1NC(=O)CCC(=O)OCc1ccc([N+](=O)[O-])cc1
c. CC1=C(C(=O)Nc2ccccc2Cl)C(c2ccc(N(C)C)cc2)NC(=O)N1
d. Cc1ccccc1OCC(=O)Nc1ccc(C)c(S(=O)(=O)N2CCCCCC2)c1
Answer: b. COc1ccccc1NC(=O)CCC(=O)OCc1ccc([N+](=O)[O-])cc1
{#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#}
COc1ccccc1NC(=O)CCC(=O)OCc1ccc([N+](=O)[O-])cc1
COc1ccccc1NC(=O)CCC(=O)OCc1ccc([N+](=O)[O-])cc1
(4-nitrophenyl)methyl 4-(2-methoxyanilino)-4-oxobutanoate