Using CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)O, Nc1cccc(CO)c1 to produce CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)C(O)c1cccc(N)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.