Using COC(=O)c1cc(Br)nc2c1[nH]c1cc(Cl)ccc12, COc1ccc(CCl)cc1 to produce COC(=O)c1cc(Br)nc2c3ccc(Cl)cc3n(Cc3ccc(OC)cc3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.