Using COC(=O)c1cc(C(C)=O)ccc1-c1ccc(OCc2ccccc2)cc1OC to produce COc1cc(OCc2ccccc2)ccc1-c1ccc(C(C)=O)cc1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.