Using CCOC(=O)c1cnc2c(OCc3ccccc3)c(F)c(F)cc2c1O, NOc1ccc([N+](=O)[O-])cc1[N+](=O)[O-] to produce CCOC(=O)c1cn(N)c2c(OCc3ccccc3)c(F)c(F)cc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.