(2S,3S,5S,8R,9S,10R)-2-(((tert-butyldimethylsilyl)oxy)methyl)-8-hydroxy-3-(hydroxymethyl)-1,4,6-trioxaspiro[4.5]decane-9,10-diyl dibenzoate

(2S,3S,8R,9S,10R)-9,10-Bis-allyloxy-2-allyloxymethyl-8-benzyloxy-3-benzyloxymethyl-1,4,6-trioxa-spiro[4.5]decane

(2S,3S,5R,8R,9S,10R)-8-((benzyloxy)methoxy)-2-(hydroxymethyl)-3-(((triisopropylsilyl)oxy)methyl)-1,4,6-trioxaspiro[4.5]decane-9,10-diyl dibenzoate