Problem statement: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(CNC(=O)c1ccccc1)OCc1ccc([N+](=O)[O-])cc1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] 4.131
[b] 13.891
[c] 2.807
[d] 4.858
[e] 1.478
Answer: c. 2.807\%.
{#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(CNC(=O)c1ccccc1)OCc1ccc([N+](=O)[O-])cc1
O=C(CNC(=O)c1ccccc1)OCc1ccc([N+](=O)[O-])cc1
(4-nitrophenyl)methyl 2-benzamidoacetate