(4R,5S,6S)-10-Benzyloxy-5-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-2,2,4,6-tetramethyl-decan-3-one

1-[(2R,3S)-3-((S)-5-Benzyloxy-1-methyl-pentyl)-2-methyl-oxiranyl]-3-(tert-butyl-dimethyl-silanyloxy)-2,2-dimethyl-propan-1-one