Using CSc1nc(N)cc(Cl)n1, O=[N+]([O-])c1cc(C(F)(F)F)c(Cl)c([N+](=O)[O-])c1Cl to produce CSC1N=C(N)C=C(Cl)N1c1c([N+](=O)[O-])cc(C(F)(F)F)c(Cl)c1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.