Problem statement: Answer the multiple-choice question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES O=C(Cc1nc2ccccc2[nH]1)c1ccc([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] 11.743
[b] 7.896
[c] 19.956
[d] 11.244
[e] 7.568
Answer: b. 7.896\%.
{#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}.
2-(1H-benzimidazol-2-yl)-1-(4-nitrophenyl)ethanone