3-(3-cyano-4-hydroxybenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole
3-(3-cyano-4-methoxybenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole
3-(3-cyano-4-methoxybenzoyl)-2,3-dihydro-1,3-benzothiazole
3-(3-cyano-4-methoxy-5-methylsulfanylbenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole
3-(3-cyano-4-hydroxy-5-iodobenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole