2,2,5-Trimethyl-1,3-dioxane-4,6-dione3709-18-0 2,2,6-Trimethyl-4H-1,3-dioxin-4-one5394-63-8 2,2′,2′′-[Methylidynetris(oxy)]tris[propane]4447-60-3 2,3-O-Isopropylidene-D-glyceric acid methyl ester52373-72-5 2,3-O-Isopropylidene-D-ribonolactone30725-00-9 2,3,5-Tri-O-benzyl-1-O-p-nitrobenzoyl-D-arabinofuranose52522-49-3 2,3,5,4′-Tetrahydroxystilbene 2-O-β-D-glucoside82373-94-2 2,3:4,5-Di-O-isopropylidene-β-D-fructopyranose20880-92-6 2,4,6-Triisopropyl-1,3,5-trioxane7580-12-3 2,5-Dimethoxy-2,5-dihydrofuran332-77-4 2,5-Dimethoxytetrahydrofuran696-59-3 2,5,7,10-Tetraoxaundecane4431-83-8 2'-O-Rhamnosylicariside ii135293-13-9 2′-Amino-4′,5′-methylenedioxyacetophenone hydrochloride93983-01-8 2′-Fluoro-2′-deoxy-1,3,5-tri-O-benzoyl-α-D-arabinofuranose97614-43-2 2′,3′-Isopropylideneguanosine362-76-5 2′,3′-O-(1-Methylethylidene)inosine2140-11-6 2′,3′-O-Isopropylideneadenosine362-75-4 2′,3′-O-Isopropylideneuridine362-43-6 2′′-O-Galloylhyperin53209-27-1