Using CS(=O)(=O)Cl, CC(C)(C)[Si](C)(C)Oc1ccc(-c2noc(C3(CO)CC3)c2-c2ccccc2)cc1 to produce CC(C)(C)[Si](C)(C)Oc1ccc(-c2noc(C3(COS(C)(=O)=O)CC3)c2-c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.