Using Cc1cc(Nc2nccc(C(F)(F)F)n2)cc(-c2cn[nH]c2)c1, BrC1C=CCCC1 to produce Cc1cc(Nc2nccc(C(F)(F)F)n2)cc(-c2cnn(C3C=CCCC3)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.