2,2-Dimethyl-propionic acid (4R,5S,6S)-6-((S)-2-cyano-1-methyl-ethyl)-2,2,5-trimethyl-[1,3]dioxan-4-ylmethyl ester

(2R,3R,4S,5R)-3,5-Bis-benzyloxy-7-methoxymethoxy-2,4-dimethyl-heptan-1-ol

2,2-Dimethyl-propionic acid (4R,5S,6S)-2,2,5-trimethyl-6-[(S)-1-methyl-2-(toluene-4-sulfonyloxy)-ethyl]-[1,3]dioxan-4-ylmethyl ester

(3S,4S,5S,6S)-3-((Z)-(3R,4R,5S,6R)-4,6-Bis-benzyloxy-8-methoxymethoxy-3,5-dimethyl-oct-1-enyl)-4,6-dimethyl-2,8-dioxa-bicyclo[3.2.1]octane

(2S,3R)-threo-3-methylbutane-1,2,4-triol 1,2-acetonide