Using CCOC(CN=[N+]=[N-])=Nc1ccc([N+](=O)[O-])cc1C(=O)c1ccccc1 to produce CCOC1=Nc2ccc([N+](=O)[O-])cc2C(c2ccccc2)=NC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.