(E)-4-[(4aR,5aS,8R,9S,10aR,11aS)-8-(tert-Butyl-dimethyl-silanyloxy)-8-methyl-2-phenyl-decahydro-1,3,5,10-tetraoxa-cyclohepta[b]naphthalen-9-yl]-2-methyl-but-2-en-1-ol

(E)-4-[(4aR,5aS,8R,9S,10aR,11aS)-8-(tert-Butyl-dimethyl-silanyloxy)-8-methyl-2-phenyl-decahydro-1,3,5,10-tetraoxa-cyclohepta[b]naphthalen-9-yl]-2-methyl-but-2-enoic acid ethyl ester

-1-<2,2-dimethyl<1,3>dioxolan-4-yl>-4,8-dithiaspiro<2.5>octane

(3aα,6aα)-tetrahydro-2,2-dimethylspirodioxole-5,2'-<1,3>dithiane>

-1-(4,8-dithiaspiro<2.5>oct-1-yl)-2-(triphenylmethoxy)ethanol