Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES Cn1cnc([N+](=O)[O-])c1S(=O)(=O)c1cccc(Cl)c1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a 8.665
b -3.538
c 2.538
Answer: a. 8.665\%.
{#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}.
Cn1cnc([N+](=O)[O-])c1S(=O)(=O)c1cccc(Cl)c1
Cn1cnc([N+](=O)[O-])c1S(=O)(=O)c1cccc(Cl)c1
[5-(3-chlorophenyl)sulfonyl-1-methylimidazol-4-yl]-oxido-oxoazanium