Using CS(=O)(=O)Cl, CC(=O)OC[C@H]1O[C@@H](c2cn(Cc3ccc(OCCO)cc3)c3c(Cl)cccc23)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O to produce CC(=O)OC[C@H]1O[C@@H](c2cn(Cc3ccc(OCCOS(C)(=O)=O)cc3)c3c(Cl)cccc23)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.