Using CC(C)(C)N1C[C@@H](O)C[C@@]1(C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)OCc1ccccc1)C(N)=O to produce CC(C)(C)N1C[C@@H](O)C[C@@]1(C[C@@H](O)[C@@H](N)Cc1ccccc1)C(N)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.