Using CCOC(=O)c1cccc(NC(=O)c2ccc(OC)c3c2OCCO3)c1 to produce COc1ccc(C(=O)Nc2cccc(C(=O)O)c2)c2c1OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.