Using CC(C)(C#N)NC(=O)c1nn(-c2cc(Cl)ccn2)c2c1C[C@H]1C[C@@H]21, [N-]=[N+]=[N-] to produce CC(C)(NC(=O)c1nn(-c2cc(Cl)ccn2)c2c1C[C@H]1C[C@@H]21)c1nnn[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.