Using COC(=O)CNC(=O)c1c(O)c2ccc(Br)cc2n(C)c1=O, C#C[Si](C)(C)C to produce COC(=O)CNC(=O)c1c(O)c2ccc(C#C[Si](C)(C)C)cc2n(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.