Using COC(=O)C=Cc1c(C(C)=O)cc(OCc2ccccc2)cc1[N+](=O)[O-] to produce CC(=O)c1cc(OCc2ccccc2)cc2c1CCC(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.