D-阿拉伯糖酸

2,2,2',2'-tetramethylspiro[1,3-dioxolane-4,6'-3a,4,7,7a-tetrahydro-[1,3]dioxolo[4,5-c]pyran]-7'-ol

D-(+)-甘油醛

D-赤藓糖

3-羟基-2-丁酮