申请人:Pfizer Inc.
公开号:US20020099216A1
公开(公告)日:2002-07-25
There is provided a compound of formula I,
1
wherein A, D, R
1
, R
2
, R
3
, X and n have meanings given in the description, which are useful in the prophylaxis and in the treatment of diseases mediated by opiate receptors, such as pruritus.
提供了一种公式I的化合物,
1
其中A、D、R
1
、R
2
、R
3
、X和n的含义如描述中所述,这对于预防以及治疗由阿片受体介导的疾病,如瘙痒等是有用的。