Using CC(C)(C)OC(=O)Nc1cc(Br)ccc1F, C#C[Si](C)(C)C to produce CC(C)(C)OC(=O)Nc1cc(C#C[Si](C)(C)C)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.