| 摘要 |
The present invention relates to substituted 1H-pyridine-2-one derivatives of formula (1) and pharmaceutically acceptable salts thereof, which are useful for the treatment of chronic obstructive pulmonary disease, asthma, chronic bronchitis, psoriasis, ulcerative colitis, Crohn's disease (local ileitis), arteriosclerosis, rheumatoid arthritis, osteoporosis, bone arthritis, depression, memory loss, inflammation mediated by chronic necrosis and the others mediated by PDE4: (I) |
