摘要 |
<p>Certain substituted-4-hydroxy-(or 4-acyloxy-)2H-1,2-benzothiazine 1,1-dioxides having at the 3-position a 2-substituted-1,3,4-oxadiazol-5-yl, a 2-substituted-tetrazol-5-yl or a 1-substituted-tetrazol-5-yl group useful as selective 5-lipoxygenase pathway inhibitors; and methods for their preparation.</p> |