Using COC(=O)c1ccc(CN2c3ccccc3C=Cc3ccccc32)cc1, NO to produce O=C(NO)c1ccc(CN2c3ccccc3C=Cc3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.