Using O=S(=O)(Cl)CC(F)(F)F, Nc1ccc(Oc2ccc(F)cc2F)cc1 to produce O=S(=O)(CC(F)(F)F)Nc1ccc(Oc2ccc(F)cc2F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.