Using ClC(Cl)(Cl)C(Cl)(Cl)Cl, CCn1cc(C#N)c2ccc(C(F)(F)F)cc21 to produce CCn1c(Cl)c(C#N)c2ccc(C(F)(F)F)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.