Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES O=C1CCC(C(=O)OC(C(=O)Nc2ccc([N+](=O)[O-])cc2Br)c2ccccc2)=NN1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
[a] 9.283
[b] 0.119
Answer: b. 0.119\%.
{#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=C1CCC(C(=O)OC(C(=O)Nc2ccc([N+](=O)[O-])cc2Br)c2ccccc2)=NN1
O=C1CCC(C(=O)OC(C(=O)Nc2ccc([N+](=O)[O-])cc2Br)c2ccccc2)=NN1
[2-(2-bromo-4-nitroanilino)-2-oxo-1-phenylethyl] 6-oxo-4,5-dihydro-1H-pyridazine-3-carboxylate