ethyl (4S,5R)-2,2-dimethyl-5-((4S,5S)-2,2,5-trimethyl-1,3-dioxolan-4-yl)-1,3-dioxolane-4-carboxylate

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

(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,4S,5S)-ethyl 4-(4-methoxyphenoxy)-5-hydroxy-hex-2-enoate

ethyl (E,4S,5S)-4-(4-methoxyphenoxy)-5-(tert-butyl-dimethyl-siloxy)-hex-2-enoate