英文别名4,5-O-Isopropylidene-b-D-fructopyranose; Topiramate Impurity 14; (3aR,6R,7S,7aS)-6-(hydroxymethyl)-2,2-dimethyl-3a,4,7,7a-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6,7-diol; β-D-Fructopyranose, 4,5-O-(1-methylethylidene)-; (3aR,6R,7S,7aS)-6-(hydroxymethyl)-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-6,7-diol; (3aR,6R,7S,7aS)-6-(Hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-6,7-diol 
