1-hexoxycyclohexene

5,5-dimethyl-1,3-dioxane-2-carbaldehyde

4-丁基-2H-[1,2,4]三嗪-3,5-二酮

1,2,3,4-四-O-乙酰基吡喃己醛糖酸

1,2,3,4-tetra-O-acetyl-α-D-glucopyranuronic acid