(2S,3S)-(-)-bis(dibenzyloxymethyl)-2,2-dimethyl-1,3-dioxolane

(2R,3R,5S,6S)-5,6-bis((benzyloxy)methyl)-2,3-dimethoxy-2,3-dimethyl-1,4-dioxane

(2S,3S)-2,3-bis[(benzyloxy)methyl]-1,4-dioxaspiro[4.4]nonane

溴化苄