Using C#C[Si](C)(C)C, COC(=O)c1cc(I)c(C2CCC2)cc1C to produce COC(=O)c1cc(C#C[Si](C)(C)C)c(C2CCC2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.