Using CCOC(=O)C1CCN(C(=O)[C@@H]2C[C@H](NC(=O)OCc3ccccc3)C2(C)C)CC1 to produce CCOC(=O)C1CCN(C(=O)[C@@H]2C[C@H](N)C2(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.