Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES O=C(COC(=O)/C=C/c1ccccc1[N+](=O)[O-])Nc1ccc(OC(F)F)cc1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) 19.956
(b) -5.136
(c) -3.393
(d) 21.397
(e) -20.909
Answer: b. -5.136%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
O=C(COC(=O)/C=C/c1ccccc1[N+](=O)[O-])Nc1ccc(OC(F)F)cc1
O=C(COC(=O)/C=C/c1ccccc1[N+](=O)[O-])Nc1ccc(OC(F)F)cc1
[2-[4-(difluoromethoxy)anilino]-2-oxoethyl] (E)-3-(2-nitrophenyl)prop-2-enoate