Problem statement: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(C)(=O)=O)CC3)cc21?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a. 15.880
b. 10.209
c. -16.021
Answer: a. 15.880\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(C)(=O)=O)CC3)cc21
Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(S(C)(=O)=O)CC3)cc21
1,3-dimethyl-5-(4-methylsulfonylpiperazin-1-yl)-6-nitrobenzimidazol-2-one