Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 12.032\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=c1cc(Nc2ccc3c(c2)OCCO3)[nH]c(=O)n1-c1ccc(Cl)cc1
[b] CC(=O)Nc1ccc(Nc2c([N+](=O)[O-])cc(S(C)(=O)=O)cc2[N+](=O)[O-])cc1
Answer: b. CC(=O)Nc1ccc(Nc2c([N+](=O)[O-])cc(S(C)(=O)=O)cc2[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#}
CC(=O)Nc1ccc(Nc2c([N+](=O)[O-])cc(S(C)(=O)=O)cc2[N+](=O)[O-])cc1
CC(=O)Nc1ccc(Nc2c([N+](=O)[O-])cc(S(C)(=O)=O)cc2[N+](=O)[O-])cc1
N-[4-(4-methylsulfonyl-2,6-dinitroanilino)phenyl]acetamide