Using Fc1cc(Br)ccc1C(F)(F)F, C[C@H](O[Si](C)(C)C(C)(C)C)C(=O)N1CCCC1 to produce C[C@H](O[Si](C)(C)C(C)(C)C)C(=O)c1cccc(C(F)(F)F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.