(3S,4R,7S,8R,9S)-3-benzyloxymethyl-8,10-isopropylidenedioxy-7,9-dimethyl-4-vinyldecan-4-ol

(5S)-2-((S)-1-(benzyloxy)butan-2-yl)-2-hydroxy-5-((4R,5S)-2,2,5-trimethyl-1,3-dioxan-4-yl)hexyl methanesulfonate