申请人:Cheng Yun-Xing
公开号:US20100113502A1
公开(公告)日:2010-05-06
Compounds of formulae I, or pharmaceutically acceptable salts thereof: wherein R
1
, R
2
and R
3
are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
化合物I的公式,或其药学上可接受的盐:其中R1、R2和R3如规范中所定义,以及包括这些化合物的盐和药物组合物已被制备。它们在治疗中很有用,特别是在疼痛管理方面。