Using Cc1oc(=O)oc1CO, CC(=O)OC[C@H]1O[C@@H](n2c(=O)sc3c(=O)[nH]c(N)nc32)[C@H](OC(C)=O)[C@@H]1OC(C)=O to produce CC(=O)OC[C@H]1O[C@@H](n2c(=O)sc3c(OCc4oc(=O)oc4C)nc(N)nc32)[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.