(2R,3R,4aR,7R,8R,8aS)-7-(((tert-butyldimethylsilyl)oxy)methyl)-8-(ethoxymethoxy)-2,3-dimethoxy-2,3-dimethylhexahydro-5H-pyrano[3,4-b][1,4]dioxin-5-one

(3aR,9aR,9bS)-2,2,8,8-tetramethyl-9a,9b-dihydro-6H-[1,3]dioxolo[4',5':5,6]benzo[1,2-d][1,3]dioxin-4(3aH)-one

(S)-1-((4S,5S)-5-(((tert-butyldiphenylsilyl)oxy)methyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-methylenepropane-1,3-diol

tert-butyl(((4S,5S)-5-((S)-2,2-dimethyl-5-methylene-1,3-dioxan-4-yl)-2,2-dimethyl-1,3-dioxolan-4-yl)methoxy)diphenylsilane

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