Using CNC(=O)[C@H](Cc1ccc(OC)cc1)NC(=O)C(=CC(=O)OCc1ccccc1)CC(C)C to produce CNC(=O)[C@H](Cc1ccc(OC)cc1)NC(=O)C(=CC(=O)O)CC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.