2,2-Dimethyl-propionic acid (E)-(1R,8S,9R)-9-benzyloxy-9-((R)-2,2-diethyl-[1,3]dioxolan-4-yl)-8-hydroxy-8-hydroxymethyl-1-((R)-1-methyl-2-phenyl-ethyl)-5-oxo-non-6-enyl ester

2,2-Dimethyl-propionic acid (R)-4-[(1S,3R,4R,5R,6R,7R)-4-benzyloxy-3,5-bis-(tert-butyl-dimethyl-silanyloxymethyl)-6,7-dihydroxy-2,8-dioxa-bicyclo[3.2.1]oct-1-yl]-1-((R)-1-methyl-2-phenyl-ethyl)-butyl ester

(R,Z)-4-(benzyloxy)methyl-5-[methylthio(trimethylsilyloxy)methylene]-2,2-dimethyl-1,3-dioxolane