Using c1ccc(CC2=NCCN2)cc1, O=[N+]([O-])c1ccc(F)cc1F to produce [O-][N+]1=C(c2ccccc2)C2=NCCN2c2cc(F)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.