Task: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=[N+]([O-])c1ccc(C[n+]2cccc3c4ccccc4ccc32)cc1.[Br-]?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a: 17.559
b: -17.966
Answer: b. -17.966\%.
{#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=[N+]([O-])c1ccc(C[n+]2cccc3c4ccccc4ccc32)cc1.[Br-]
O=[N+]([O-])c1ccc(C[n+]2cccc3c4ccccc4ccc32)cc1.[Br-]
4-[(4-nitrophenyl)methyl]benzo[f]quinolin-4-ium;bromide