Using Fc1ccc(Br)c(CBr)c1, C[C@@H]1NC(=O)O[C@@H]1c1cc(C(F)(F)F)cc(C(F)(F)F)c1 to produce C[C@H]1[C@@H](c2cc(C(F)(F)F)cc(C(F)(F)F)c2)OC(=O)N1Cc1cc(F)ccc1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.