Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES COc1cc(/C=C/c2[nH]c(=O)[nH]c(=O)c2[N+](=O)[O-])cc(OC)c1O?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 7.045
b. -5.555
c. 20.851
d. 7.255
Answer: d. 7.255%.
{#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}.
COc1cc(/C=C/c2[nH]c(=O)[nH]c(=O)c2[N+](=O)[O-])cc(OC)c1O
COc1cc(/C=C/c2[nH]c(=O)[nH]c(=O)c2[N+](=O)[O-])cc(OC)c1O
6-[(E)-2-(4-hydroxy-3,5-dimethoxyphenyl)ethenyl]-5-nitro-1H-pyrimidine-2,4-dione