(2S,4aS,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-4a-methyl-1,2,3,4,4a,5,6,7-octahydro-naphthalen-2-ol

(1S,4S,4aS,7S,8aS)-4-(tert-Butyl-dimethyl-silanyloxy)-4a-methyl-decahydro-naphthalene-1,7-diol

(4aS,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-4a-methyl-3,4,4a,5,6,7-hexahydro-1H-naphthalen-2-one