Problem statement: Answer the multiple choice question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES O=C(O)C1CCN(c2c([N+](=O)[O-])cc(C(F)(F)F)cc2[N+](=O)[O-])CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 5.684
(b) 15.126
(c) 6.991
(d) 10.177
Answer: a. 5.684\%.
{#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(O)C1CCN(c2c([N+](=O)[O-])cc(C(F)(F)F)cc2[N+](=O)[O-])CC1
O=C(O)C1CCN(c2c([N+](=O)[O-])cc(C(F)(F)F)cc2[N+](=O)[O-])CC1
1-[2,6-dinitro-4-(trifluoromethyl)phenyl]piperidine-4-carboxylic acid