Using F[B-](F)(F)C1CC1, O=C(NCC1(c2ncc(Br)cc2Cl)CC1)c1ccccc1C(F)(F)F to produce O=C(NCC1(c2ncc(C3CC3)cc2Cl)CC1)c1ccccc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.