Using CS(=O)(=O)Cl, COC(=O)CC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3[C@H](O)C[C@@H]4C[C@@H](OCCO)CC[C@]4(C)[C@H]3C[C@H](O)[C@]12C to produce COC(=O)CC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3[C@H](O)CC4C[C@@H](OCCOS(C)(=O)=O)CC[C@]4(C)[C@H]3C[C@H](O)[C@]12C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.