Task: Answer the MCQ question.
Query: Which drug has a 12.853\% 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: COc1ccc(S(=O)(=O)n2c([N+](=O)[O-])cnc2C)c(C)c1C
b: Cc1ccc(C)c(OCCC(=O)OCC(=O)Nc2ccc(N3CCOCC3)cc2)c1
c: Cc1cc(CCN2CCC(=O)NC2=O)ccc1OC(C)C
d: Cn1c(=O)cc(OCCCC(=O)N2CCC3(CC2)OCCO3)c2ccccc21
Answer: a. COc1ccc(S(=O)(=O)n2c([N+](=O)[O-])cnc2C)c(C)c1C
{#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#}
COc1ccc(S(=O)(=O)n2c([N+](=O)[O-])cnc2C)c(C)c1C
COc1ccc(S(=O)(=O)n2c([N+](=O)[O-])cnc2C)c(C)c1C
1-(4-methoxy-2,3-dimethylphenyl)sulfonyl-2-methyl-5-nitroimidazole