申请人:——
公开号:US20030225072A1
公开(公告)日:2003-12-04
The invention provides compounds of formula I:
1
wherein R
1
to R
4
and n have any of the meanings defined in the specification and their pharmaceutically acceptable salts. The invention also provides pharmaceutical compositions comprising a compound of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I, and therapeutic methods for treating pain and treating other conditions which involve, for example, binding opioid receptors using compounds of formula I.
本发明提供式I化合物:1,其中R1至R4和n具有说明书中定义的任何含义,以及它们的药学上可接受的盐。本发明还提供包含式I化合物的药物组合物、制备式I化合物的方法、用于制备式I化合物的有用的中间体,以及使用式I化合物治疗疼痛和其他涉及例如与阿片受体结合的病症的治疗方法。