Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CC(=O)Nc1ccc(Nc2ncnc(N)c2[N+](=O)[O-])cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 2.369
(b) 13.037
(c) 12.850
(d) 13.905
Answer: c. 12.850\%.
{#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)Nc1ccc(Nc2ncnc(N)c2[N+](=O)[O-])cc1
CC(=O)Nc1ccc(Nc2ncnc(N)c2[N+](=O)[O-])cc1
[4-amino-6-[4-(acetylamino)anilino]pyrimidin-5-yl]-oxido-oxoazanium