Using COC(=O)[C@@]1(C)CC[C@@H](NC(=O)OCc2ccccc2)C1(C)C to produce COC(=O)[C@@]1(C)CC[C@@H](N)C1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.