重氮甲烷

1,2,3,4-四-O-乙酰基吡喃己醛糖酸

1,2,3,4-tetra-O-acetyl-β-D-glucopyranuronic acetic anhydride

5-deoxy-D-xylo-hexofuranosidurono-6,3-lactone

葡萄糖醛酸內酯