Using O=[N+]([O-])c1ccc(Cl)cc1F, c1cnc2nn[nH]c2c1 to produce O=[N+]([O-])c1ccc(Cl)cc1-n1nnc2ncccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.