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