(2017/04/20)
(2008/06/13)
1,1-dimethylethyl (4R-cis)-6-hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetate
benzoyl chloride
((4S,6R)-6-(2-tert-butoxy-2-oxoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)methyl benzoate
(5S)-6-benzoyloxy-5-hydroxy-3-oxohexanoic acid tert-butyl ester