5-(Propylthio)-1H-benzimidazol-2-amine;Albendazole-EP-Imp-A;6-propylsulfanyl-1H-benzimidazol-2-amine;Albendazole Impurity 1(Albendazole EP Impurity A);AMino Albendazole;Albendazole AMine;5-(propylthio)-1H-benzimidazol-2-ylamine;Albendazole EP Impurity A