5-O-allyl-1-O-trityl-D-ribitol

D-(+)-核糖酸-1,4-内酯

β-5-O-allyl-1-O-methyl-2,3-O,O-isopropylidene-D-ribofuranoside

甲基-2,3-O-异亚丙基-beta-D-呋喃核糖苷