Using COc1cc2c(cc1Br)CC(C)=NN=C2c1ccc([N+](=O)[O-])cc1, O=C(Cl)C1CC1 to produce COc1cc2c(cc1Br)C=C(C)N(C(=O)C1CC1)N=C2c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.