Using COC(=O)c1cc(N)cc(-c2ccc(C)cc2)c1, O=C(Cl)Cc1ccccc1Br to produce COC(=O)c1cc(NC(=O)Cc2ccccc2Br)cc(-c2ccc(C)cc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.