Using FC(F)(F)c1ccc(CBr)cc1, O=[N+]([O-])c1ccc(Nc2cncnc2)cc1 to produce O=[N+]([O-])c1ccc(N(Cc2ccc(C(F)(F)F)cc2)c2cncnc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.