Using FC(F)(Cl)C(F)(Cl)OC(F)(Cl)C(F)(F)C(F)(Cl)C(F)(F)Cl to produce FC(F)=C(F)OC(F)(Cl)C(F)(F)C(F)=C(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.