申请人:GLAXO GROUP LTD
公开号:WO2004016578A2
公开(公告)日:2004-02-26
The present invention concerns compounds of formula (I) and salts, solvates, and physiologically functional derivatives thereof, wherein: R1 is hydrogen or -XSO2NR6R7; R2 and R3 are independently selected from hydrogen, C1-6 alkyl, C1-6 alkoxy, halo, phenyl and C1-6 haloalkyl and Ar is a group selected from and. Processes for preparing said compounds and pharmaceutical formulations containing them are also described. Compounds of formula (I) are useful in the treatment of respiratory diseases