Using O=[N+]([O-])c1cc(Br)cnc1Br, COc1cc(B(O)O)c(F)cn1 to produce COc1cc(-c2ncc(Br)cc2[N+](=O)[O-])c(F)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.