Task: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=[N+]([O-])c1ccc(COP(=O)([O-])OCc2ccc([N+](=O)[O-])cc2)cc1.[Na+]?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a. 3.780
b. 11.007
c. 2.351
d. 18.002
Answer: c. 2.351\%.
{#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=[N+]([O-])c1ccc(COP(=O)([O-])OCc2ccc([N+](=O)[O-])cc2)cc1.[Na+]
O=[N+]([O-])c1ccc(COP(=O)([O-])OCc2ccc([N+](=O)[O-])cc2)cc1.[Na+]
sodium;bis[(4-nitrophenyl)methyl] phosphate