Compounds having the formula ##STR1## wherein R.sub.1 is alkyl, cycloalkyl or aryl; R.sub.2 is alkylamino, dialkylamino or a nitrogen containing heterocyclic group; A.sub.1 is a saturated bond or an alkylene group having 1 to 4 carbon atoms; and A.sub.2 is an alkylene group having 2 to 5 carbon atoms; have anti-inflammatory activity.
具有以下公式的化合物具有抗炎活性:##STR1## 其中R.sub.1是烷基,环烷基或芳基;R.sub.2是烷基
氨基,二烷基
氨基或含氮杂环基团;A.sub.1是饱和键或具有1至4个碳原子的烷基链;A.sub.2是具有2至5个碳原子的烷基链。