(1R,3S,4S,5R)-3-((S)-2-Benzyloxy-1-methyl-ethyl)-1,4-dimethyl-8-methylene-2,9-dioxa-bicyclo[3.3.1]nonan-6-ol

(1S,3S,4S,5S,6R)-3-((R)-2-Benzyloxy-1-methyl-ethyl)-1,4-dimethyl-8-methylene-2,9-dioxa-bicyclo[4.2.1]nonan-5-ol

(5R,6S,7S,8S)-9-Benzyloxy-5,7-bis-(tert-butyl-dimethyl-silanyloxy)-6,8-dimethyl-2-(2,5,5-trimethyl-[1,3]dioxan-2-yl)-non-1-en-4-one