Using COc1ccc(S(=O)(=O)Nc2ccccc2I)cc1, C[Si](C)(C)CCOCCl to produce COc1ccc(S(=O)(=O)N(COCC[Si](C)(C)C)c2ccccc2I)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.