Using CC(=O)O, CO[C@H]1O[C@H](CN=[N+]=[N-])[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O to produce CC(=O)O[C@H]1O[C@H](CN=[N+]=[N-])[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.