Using [N-]=[N+]=[N-], CNC1CCN(c2cc(C#N)cc(Cl)n2)CC1 to produce CNC1CCN(c2cc(-c3nnn[nH]3)cc(Cl)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.