Using CN1CCN(c2ccc(OC(F)(F)F)c(N)c2)CC1, N#CN to produce CN1CCN(c2ccc(OC(F)(F)F)c(NC(=N)N)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.