Using F[B-](F)(F)F, O=C([C@@H]1CCCN(c2ccc3nc(-c4ccnc(C5CC5)n4)[nH]c3n2)C1)N1CCCC1 to produce O=C([C@@H]1CCCN(c2nc3[nH]c(-c4ccnc(C5CC5)n4)nc3cc2F)C1)N1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.