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