吡罗昔康杂质 F

1,1-dioxo-2-pentyl-1,2-benzothiazol-3-one

3-(1,1,3-三氧代-1,3-二氢-1lambda6-苯并[d]异噁唑-2-基)-丙酸

2-(2-chloroethyl)-1,1-dioxo-1,2-benzothiazol-3-one

2-(1-phenylethylsulfamoyl)benzoic acid