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 CS(=O)(=O)N1CCN(c2ccc([N+](=O)[O-])c(NCCN3CCOCC3)c2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a.) 4.781
b.) -9.208
c.) 8.438
Answer: a. 4.781\%.
{#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}.
5-(4-methylsulfonylpiperazin-1-yl)-N-(2-morpholin-4-ylethyl)-2-nitroaniline