Using OB(O)c1ccccc1C(F)(F)F, Brc1ccc(CN2CCNCC2)cc1 to produce FC(F)(F)c1ccccc1-c1ccc(CN2CCNCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.