Using CC(=O)[O-], C[Si](C)(C)CNC(=O)c1ccc(CBr)c2ccccc12 to produce CC(=O)OCc1ccc(C(=O)NC[Si](C)(C)C)c2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.