Using [N-]=[N+]=NCc1cc2cccc(Cl)c2nc1-c1cc(F)ccc1C(F)(F)F to produce NCc1cc2cccc(Cl)c2nc1-c1cc(F)ccc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.