Using Fc1cc(Br)ccc1I, CC1(C)COB(c2ccc([Si](C)(C)C)c(F)c2F)OC1 to produce C[Si](C)(C)c1ccc(-c2ccc(Br)cc2F)c(F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.