Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a compound with the SMILES O=c1[nH]cnc2c1C(c1ccccc1[N+](=O)[O-])c1c(nc[nH]c1=O)O2?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a. 6.827
b. -8.330
Answer: a. 6.827%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
O=c1[nH]cnc2c1C(c1ccccc1[N+](=O)[O-])c1c(nc[nH]c1=O)O2
O=c1[nH]cnc2c1C(c1ccccc1[N+](=O)[O-])c1c(nc[nH]c1=O)O2
9-(2-nitrophenyl)-2-oxa-4,6,12,14-tetrazatricyclo[8.4.0.03,8]tetradeca-1(10),3(8),4,13-tetraene-7,11-dione