Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 10uM of a drug with the SMILES NS(=O)(=O)c1ccc(CCNC(=O)c2ccc(Cl)cc2[N+](=O)[O-])cc1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a 24.200
b 16.671
Answer: b. 16.671%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
NS(=O)(=O)c1ccc(CCNC(=O)c2ccc(Cl)cc2[N+](=O)[O-])cc1
NS(=O)(=O)c1ccc(CCNC(=O)c2ccc(Cl)cc2[N+](=O)[O-])cc1
4-chloro-2-nitro-N-[2-(4-sulfamoylphenyl)ethyl]benzamide