(Z)-3-((4R,5S)-2,2-dimethyl-5-((4S,5S)-2,2,5-trimethyl-1,3-dioxolan-4-yl)-1,3-dioxolan-4-yl)prop-2-en-1-ol

(E)-3-((4R,5S)-2,2-dimethyl-5-((4S,5S)-2,2,5-trimethyl-1,3-dioxolan-4-yl)-1,3-dioxolan-4-yl)prop-2-en-1-ol

(4S,5R)-5-[(1S,2S)-2-(tert-Butyl-dimethyl-silanyloxy)-1-(4-methoxy-phenoxy)-propyl]-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid ethyl ester

(4S,5S)-5-[(S)-2-(tert-Butyl-dimethyl-silanyloxy)-propionyl]-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid ethyl ester

(4S,5R)-5-[(1S,2S)-2-(tert-Butyl-dimethyl-silanyloxy)-1-hydroxy-propyl]-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid ethyl ester