Explanatory notes
… . The term “thiazole” includes both 1,3-thiazole and 1,2-thiazole (isothiazole). (B) Compounds containing a … term “benzothiazole” includes both 1,3-benzothiazole and 1,2-benzothiazole (benzisothiazole). This part … (INN) (2-[4-(4-pyrimidin-2-ylpiperazin-1- yl)butyl]-1,2-benzothiazol -3(2 H )-one 1,1-dioxide). Used as an …