(1S,3R,4R,5S,6S)-3-[(R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-6-(2-methoxy-ethoxymethoxy)-1,4-dimethyl-2,9-dioxa-bicyclo[3.3.1]nonan-8-one

(1S,3R,4R,5S,6S,8R)-3-[(R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-6-(2-methoxy-ethoxymethoxy)-1,4,8-trimethyl-2,9-dioxa-bicyclo[3.3.1]nonan-8-ol