Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES CN1CCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2ccc([N+](=O)[O-])cc2)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) -15.119
(b) -15.035
(c) -9.164
(d) 0.656
(e) 8.910
Answer: a. -15.119\%.
{#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}.
CN1CCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2ccc([N+](=O)[O-])cc2)CC1
CN1CCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2ccc([N+](=O)[O-])cc2)CC1
3-methyl-8-(4-methylpiperazin-1-yl)-7-[(4-nitrophenyl)methyl]purine-2,6-dione