(3S,4S,5R,6R)-4-(benzyloxy)-6-((tert-butyldimethylsilyl)oxy)-8-hydroxy-3,5,7,7-tetramethyloctanal

ethyl (3R,4R,5R)-5-(benzyloxy)-3-((tert-butyldimethylsilyl)oxy)-6-hydroxy-2,2,4-trimethylhexanoate

methyl (5S,6R,E)-6-(benzyloxy)-7-((tert-butyldiphenylsilyl)oxy)-5-methylhept-3-enoate

(E)-(4S,5R,6R)-4-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7,7-trimethyl-oct-2-enedioic acid diethyl ester

(3S,4S,5R,6R)-4-Benzyloxy-6,8-bis-(tert-butyl-dimethyl-silanyloxy)-3,5,7,7-tetramethyl-octanal