Acetic acid (S)-1-((R)-1,2-diacetoxy-ethyl)-4-oxo-butyl ester

Acetic acid (S)-1-((R)-1,2-diacetoxy-ethyl)-4-hydroxy-butyl ester

Toluene-4-sulfonic acid (2R,3S)-6-cyano-2,3-dihydroxy-hexyl ester

4-((4S,5S)-5-Iodomethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-butyronitrile

methyl (1S,3R,4S)-3,4-dihydroxycyclohexanecarboxylate