Using BrCC=C(Br)Br, N#CC(C#N)Cc1ccc(OC(F)(F)F)cc1 to produce N#CC(C#N)(CC=C(Br)Br)Cc1ccc(OC(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.