Problem statement: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES O=C1CC2(CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)Oc2ccccc21?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) -87.550
(b) -38.700
(c) 10.503
(d) 6.391
Answer: a. -87.550\%.
{#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=C1CC2(CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)Oc2ccccc21
O=C1CC2(CCN(C(=O)c3ccc([N+](=O)[O-])cc3)CC2)Oc2ccccc21
1'-(4-nitrobenzoyl)spiro[3H-chromene-2,4'-piperidine]-4-one