(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

(4S,5R)-4-[1,3]Dithian-2-ylmethyl-2-phenyl-[1,3]dioxan-5-ol

(E)-3-[(4S,5R)-4-(2-Oxo-ethyl)-2-phenyl-[1,3]dioxan-5-yloxy]-acrylic acid ethyl ester

tert-Butyl-dimethyl-[(4aR,5aS,8R,9S,10aR,11aS)-8-methyl-9-((2R,3R)-3-methyl-3-vinyl-oxiranylmethyl)-2-phenyl-decahydro-1,3,5,10-tetraoxa-cyclohepta[b]naphthalen-8-yloxy]-silane