Using CNS(=O)(=O)Cc1ccc(N)c(I)c1, C[Si](C)(C)C#C[Si](C)(C)C to produce CNS(=O)(=O)Cc1ccc2[nH]c([Si](C)(C)C)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.