The present invention is directed to compounds of formula I:
or a pharmaceutically acceptable salt thereof, wherein the substituents are as defined herein.
本发明涉及以下化合物的公式I:或其药用可接受的盐,其中取代基如本文所定义。
AZABENZIMIDAZOLE COMPOUNDS AS INHIBITORS OF PDE4 ISOZYMES FOR THE TREATMENT OF CNS AND OTHER DISORDERS