Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES O=c1ccc2ccc(Oc3ccc([N+](=O)[O-])cc3Cl)cc2o1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: 10.861
b: 9.379
c: 12.267
d: 17.620
e: 12.536
Answer: c. 12.267\%.
{#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}.
O=c1ccc2ccc(Oc3ccc([N+](=O)[O-])cc3Cl)cc2o1
O=c1ccc2ccc(Oc3ccc([N+](=O)[O-])cc3Cl)cc2o1
7-(2-chloro-4-nitrophenoxy)chromen-2-one