Using CCCC(O)c1ccc(Br)c(C#N)c1, OB(O)c1ccc(C(F)(F)F)cc1 to produce CCCC(O)c1ccc(-c2ccc(C(F)(F)F)cc2)c(C#N)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.