Problem statement: Answer the multiple choice question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES CC(=O)CC(C)(C)Nc1nc2ccc([N+](=O)[O-])cc2o1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a: 6.254
b: 10.847
c: -7.989
Answer: a. 6.254\%.
{#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}.
CC(=O)CC(C)(C)Nc1nc2ccc([N+](=O)[O-])cc2o1
CC(=O)CC(C)(C)Nc1nc2ccc([N+](=O)[O-])cc2o1
4-methyl-4-[(6-nitro-1,3-benzoxazol-2-yl)amino]pentan-2-one