Using COC(=C1C(=O)N(C(C)=O)c2ccc([N+](=O)[O-])cc21)c1ccccc1, COC(=O)c1ccc(N)cc1 to produce COC(=O)c1ccc(N/C(=C2\C(=O)Nc3ccc([N+](=O)[O-])cc32)c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.