Problem statement: Answer the multiple-choice question.
Query: Which compound has a 16.527\% 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 other words.
Options:
a C=CCNC(=O)C1CC(=O)N(c2ccc(OCC(=O)Nc3ccc(CC)cc3)cc2)C1
b CC1=NCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
c COc1ccccc1OC(=O)Nc1ccc(Cl)cc1
d O=C(CCC(=O)N(CC(=O)NC1CCCC1)c1cccc(F)c1)Nc1nccs1
Answer: b. CC1=NCCN1S(=O)(=O)c1cccc([N+](=O)[O-])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#}
CC1=NCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
CC1=NCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
2-methyl-1-(3-nitrophenyl)sulfonyl-4,5-dihydroimidazole