Using CCOC(=O)C1C[C@H]([C@H](Cc2ccccc2)NC(=O)OC(C)(C)C)OC1=O, BrCc1ccc(-c2ccccn2)cc1 to produce CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)[C@H]1CC(Cc2ccc(-c3ccccn3)cc2)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.