Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a -22.255
b 6.461
c -13.877
Answer: c. -13.877%.
{#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}.
COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
COc1ccc(CCNc2c([N+](=O)[O-])c(=O)oc3ccccc23)cc1OC
4-[2-(3,4-dimethoxyphenyl)ethylamino]-3-nitrochromen-2-one