(2R,3R,4S,5R,6R)-5-(benzyloxy)-2-ethyl-4,6-dimethylheptane-1,3,7-triol

(2R,3R,4R)-3-(benzyloxy)-4-((4R,5R)-5-ethyl-2,2-dimethyl-1,3-dioxan-4-yl)-2-methylpentan-1-ol

(2R,3R,4S,5R,6R)-3-(benzyloxy)-5-hydroxy-2,4-dimethyl-6-((tosyloxy)methyl)octyl pivalate

(2R,3R,4R,5R,6R)-3-(benzyloxy)-5-[1-(tert-butyl)-1,1-dimethylsilyl]oxy-2,4-dimethyl-6-([(4-methylphenyl)sulfonyl]oxymethyl)octyl pivalate