Using C[Si](C)(C)C(F)(F)F, C[Si](C)(C)Oc1ccc(C(=O)c2ccc(Br)cc2)cc1 to produce Oc1ccc(C(O)(c2ccc(Br)cc2)C(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.