Problem statement: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES O=[N+]([O-])c1cc(S(=O)(=O)c2ccc([O-])c([N+](=O)[O-])c2)ccc1[O-].[Na+]?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: -9.750
b: 23.937
c: 17.425
d: 10.858
e: 4.888
Answer: c. 17.425%.
{#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=[N+]([O-])c1cc(S(=O)(=O)c2ccc([O-])c([N+](=O)[O-])c2)ccc1[O-].[Na+]
O=[N+]([O-])c1cc(S(=O)(=O)c2ccc([O-])c([N+](=O)[O-])c2)ccc1[O-].[Na+]
sodium;2-nitro-4-(3-nitro-4-oxidophenyl)sulfonylphenolate