Cyclic and bicyclic diamino histamine-3 receptor antagonists
申请人:——
公开号:US20010049367A1
公开(公告)日:2001-12-06
Compounds of formula (I)
1
compounds of formula (II)
2
compounds of formula (III)
3
and
compounds of formula (IV)
4
or pharmaceutically acceptable salts thereof are useful as H
3
receptor antagonists. Processes to make the compounds and methods of treatment using the compounds are also disclosed.