Using CN(c1cccc(C(F)(F)F)c1)c1cc(Cl)ncn1, O=C([O-])[O-] to produce CN(c1cccc(C(F)(F)F)c1)c1cc(Oc2cccc(C(F)(F)F)c2)ncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.