Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 3.887\% 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. O=c1c(-c2ccccc2Cl)coc2c(CN3CCCCC3)c(O)ccc12
b. CC(C)(C)CC(=O)Nc1ccccc1N1CCN(c2ccccc2)CC1
c. COc1ccc(S(=O)(=O)N2CCC(C(=O)OCC(=O)c3ccccc3)CC2)cc1[N+](=O)[O-]
d. CC1c2ccsc2CCN1S(=O)(=O)c1ccccc1
Answer: c. COc1ccc(S(=O)(=O)N2CCC(C(=O)OCC(=O)c3ccccc3)CC2)cc1[N+](=O)[O-]
{#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#}
phenacyl 1-(4-methoxy-3-nitrophenyl)sulfonylpiperidine-4-carboxylate