Using COC(=O)[C@@H](N)Cc1ccc(Br)cc1, CCC(C)CNc1ccc(Cl)cc1C(=O)O to produce CCC(C)CNc1ccc(Cl)cc1C(=O)N[C@@H](Cc1ccc(Br)cc1)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.