methyl [4,5:7,8-di-O-isopropylidene-2,3-O-thionocarbonyl-α-D-glycero-D-galacto-2-octulopyranosyl]onate

dimethyl 2-((R)-1-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-1-[(4S,5R)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]methyloxy)malonate

dimethyl 2-[(dimethylamino)methyl]-2-((R)-1-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-1-[(4S,5R)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]methyloxy)malonate