Task: Answer the MCQ question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES CCc1ccc(OCCNc2cc(N3CCNC(C)C3)ccc2[N+](=O)[O-])cc1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 17.738
b. 8.268
c. 13.571
Answer: c. 13.571\%.
{#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}.
CCc1ccc(OCCNc2cc(N3CCNC(C)C3)ccc2[N+](=O)[O-])cc1
CCc1ccc(OCCNc2cc(N3CCNC(C)C3)ccc2[N+](=O)[O-])cc1
N-[2-(4-ethylphenoxy)ethyl]-5-(3-methylpiperazin-1-yl)-2-nitroaniline