A compound having a partial structure represented by Formula:
1
or a salt thereof has an excellent phosphodiesterase (PDE) IV-inhibiting effect, and is useful as a prophylactic or therapeutic agent against inflammatory diseases, for example, bronchial asthma, chronic obstructive pulmonary disease (COPD), rheumatoid arthritis, autoimmune disease, diabetes and the like.
一种具有部分结构式1表示的化合物或其盐具有优异的
磷酸二酯酶(PDE)IV抑制作用,并可用作预防或治疗炎症性疾病的药物,例如支气管哮喘、慢性阻塞性肺疾病(
COPD)、类风湿性关节炎、自身免疫疾病、糖尿病等。