2-Methyl-1,1-dioxo-2,3-dihydro-1H-1L6-benzo[E][1,2]thiazin-4-one

methyl 2-<<<2-<(5-methyl-3-isoxazolyl)amino>-2-oxoethyl>amino>sulfonyl>benzoate

2-methoxyethyl 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetate

2-methoxyethyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide