Using COc1ccc(S(=O)(=O)c2ccc(-c3cc(F)ccc3OCc3ccccc3)cc2F)cc1 to produce COc1ccc(S(=O)(=O)c2ccc(-c3cc(F)ccc3O)cc2F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.