Using N[C@@H]1CCOc2c(F)cccc21, O=[N+]([O-])c1cnc(Cl)nc1Cl to produce O=[N+]([O-])c1cnc(Cl)nc1N[C@@H]1CCOc2c(F)cccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.