Using ClC(Cl)(Cl)C(Cl)(Cl)Cl, Cc1ncoc1-c1ccc(C(F)(F)F)cn1 to produce Cc1nc(Cl)oc1-c1ccc(C(F)(F)F)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.