(2S,3R,4R,5R)-5,6-Dihydroxy-3-(4-methoxy-benzyloxy)-2,4-dimethyl-hexanal

(2R,3R,4S)-4-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-methyl-pentane-1,3-diol

(3R,4R,5R)-4-{[tert-butyl(dimethyl)silyl]oxy}-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-3-methylhexan-1-ol

(3R,4S,5R,6R)-8-((3S,4R,5S,6S)-4,6-Dimethyl-2,8-dioxa-bicyclo[3.2.1]oct-3-yl)-1-methoxymethoxy-4,6-dimethyl-octane-3,5-diol

(3R,4S,5S,6S)-4,6-Dimethyl-2,8-dioxa-bicyclo[3.2.1]octane-3-carbaldehyde