托吡酯杂质ATopiramateRelatedCompoundA托吡酯杂质3-O-Benzyl-4,5-O-(1-methylethyldiene)-β-D-fructopyranose托吡酯杂质3-tert-Butyldiphenylsilyl-4,5-O-(1-methylethyldiene)-β-D-fructopyranose托吡酯杂质2,3-DesisopropylideneTopiramate托吡酯杂质4,5-DesisopropylideneTopiramate托吡酯杂质S-HydroxyTopiramate托吡酯杂质R-HydroxyTopiramate托吡酯杂质4,5-O-(1-Methylethylidene)-β-D-fructopyranose托吡酯杂质TopiramateAzidosulfate)