Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: 2.069
b: 17.907
c: 15.783
d: 14.045
e: -42.056
Answer: c. 15.783\%.
{#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}.
O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
O=C(/C=C/c1ccc(Cl)c([N+](=O)[O-])c1)Nc1ccc(N2CCCC2)c(Cl)c1
(E)-3-(4-chloro-3-nitrophenyl)-N-(3-chloro-4-pyrrolidin-1-ylphenyl)prop-2-enamide