Using CCOC(=O)C(C)(C)Oc1ccc(OCc2ccccc2)cc1C(O)c1ccccc1 to produce CCOC(=O)C(C)(C)Oc1ccc(O)cc1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.