Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] 14.670
[b] -26.046
[c] 4.510
[d] -2.695
[e] 4.426
Answer: b. -26.046\%.
{#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}.
CC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
CC(=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
1-[4-(4-nitrophenyl)piperazin-1-yl]ethanone