(1S,3R,4S,5R,6R,7R)-1-((4R,5R)-4-acetoxy-5-methyl-6-phenylhexyl)-3,5-bis(((tert-butyldimethylsilyl)oxy)methyl)-4-ethynyl-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-6,7-diyl diacetate

(1S,3R,4S,5R,6R,7R)-3,5-bis(((tert-butyldimethylsilyl)oxy)methyl)-4-ethynyl-4-hydroxy-1-((4R,5R)-5-methyl-6-phenyl-4-(pivaloyloxy)hexyl)-2,8-dioxabicyclo[3.2.1]octane-6,7-diyl bis(2,2-dimethylpropanoate)

tri(tert-butyl) [1S,1(4R,5R),3S,4S,5R,6R,7R]-6,7-diacetoxy-1-(4-acetoxy-5-methyl-6-phenylhexyl)-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-3,4,5-tricarboxylate

tri-tert-butyl (1S,3S,4S,5R,6R,7R)-1-((4R,5R)-4-acetoxy-5-methyl-6-phenylhexyl)-6-(benzyloxy)-7-((tert-butoxycarbonyl)oxy)-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-3,4,5-tricarboxylate