Using ClC(Cl)(Cl)C(Cl)(Cl)Cl, O=C(O)c1cccc2c1OC(F)(F)O2 to produce O=C(O)c1ccc(Cl)c2c1OC(F)(F)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.