Task: Answer the MCQ question.
Question: What is the hERG inhibition at 10uM of a compound with the SMILES O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] 6.372
[b] -22.966
[c] 9.965
[d] -6.193
Answer: b. -22.966%.
{#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=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
[4-[2-[(5-bromonaphthalene-1-carbonyl)amino]ethylamino]phenyl]-oxido-oxoazanium