Compounds represented by formula I:
1
as well as pharmaceutically acceptable salts and hydrates thereof are disclosed as useful for treating or preventing diseases and conditions mediated by PDE-IV.
Pharmaceutical compositions and methods of treatment are also included.
公式I代表的化合物,以及其药用盐和
水合物,被披露为用于治疗或预防由PDE-IV介导的疾病和症状的有用化合物。药物组合物和治疗方法也包括在内。