Using O=S(=O)(c1ccccc1)c1ccc(C(O)Cc2ccc(F)cc2)cc1, CCN(CC)S(F)(F)F to produce O=S(=O)(c1ccccc1)c1ccc(C(F)Cc2ccc(F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.