Problem statement: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(c1cc(=O)[nH]c2ccccc12)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 17.265
[b] -11.757
[c] -3.739
Answer: b. -11.757\%.
{#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=C(c1cc(=O)[nH]c2ccccc12)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
O=C(c1cc(=O)[nH]c2ccccc12)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
oxido-oxo-[4-[4-(2-oxo-1H-quinoline-4-carbonyl)piperazin-1-yl]phenyl]azanium