4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide · CAS 118854-48-1

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide