Using CS(=O)(=O)Cl, CC(C)(C)N1C[C@@H](O)C[C@]1(C(N)=O)C(=O)OCc1ccccc1 to produce CC(C)(C)N1C[C@@H](OS(C)(=O)=O)C[C@]1(C(N)=O)C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.