Using O=S(=O)(OS(=O)(=O)C(F)(F)F)C(F)(F)F, COC(=O)c1ccc(CC2CCc3ccc(O)cc32)cc1 to produce COC(=O)c1ccc(CC2CCc3ccc(OS(=O)(=O)C(F)(F)F)cc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.