Using N=C(N)N, O=[N+]([O-])c1cccc(-c2noc(C(Cl)(Cl)Cl)n2)c1 to produce N=C(N)Nc1nc(-c2cccc([N+](=O)[O-])c2)no1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.