Problem statement: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(OCC(=O)N1CCN(c2ccccc2)CC1)c1cc(Cl)ccc1[N+](=O)[O-]?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) -6.324
b.) 8.378
c.) 13.811
d.) 8.218
e.) 6.497
Answer: a. -6.324\%.
{#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}.
[2-oxo-2-(4-phenylpiperazin-1-yl)ethyl] 5-chloro-2-nitrobenzoate