Using COc1ccc(C2=C(c3ccc(OCc4ccccc4)cc3)OC(C)(C)C2=O)cc1 to produce COc1ccc(C2=C(c3ccc(O)cc3)OC(C)(C)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.