(2R,5S,6S,7S)-1-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-2-hydroxy-8,8-dimethoxy-5,7-dimethyl-octan-4-one

(R)-1-Benzyloxy-3-{2-[(1S,2S,3S)-2-(tert-butyl-dimethyl-silanyloxy)-4,4-dimethoxy-1,3-dimethyl-butyl]-[1,3]dithian-2-yl}-propan-2-ol