Using CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)O, CN[C@@H](C)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)OC to produce COC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](C)N(C)C(=O)[C@H](Cc1ccccc1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.