Methyl (6-(propylsulfinyl)-1H-benzo[d]imidazol-2-yl)carbamate; Carbamic acid, N-[6-(propylsulfinyl)-1H-benzimidazol-2-yl]-, methyl ester; Carbamic acid, [5-(propylsulfinyl)-1H-benzimidazol-2-yl]-, methyl ester; (±)-Albendazole sulfoxide; Rycobendazole; Albendazole Oxide, Ricobendazole;