申请人:Hoffmann-La Roche Inc.
公开号:US20130158050A1
公开(公告)日:2013-06-20
The present invention relates to a compound of formula I
wherein R
1
, R
2
, and Ar are as defined herein or to a pharmaceutically acceptable acid addition salt, to a racemic mixture, or to its corresponding enantiomer and/or optical isomer thereof. These compounds and their pharmaceutical compositions are useful in the treatment of neurological and neuropsychiatric disorders.
本发明涉及一种化合物I的配方,其中R1,R2和Ar的定义如本文所述,或者是其对应的外消旋混合物、对映体和/或光学异构体的药学上可接受的酸加盐。这些化合物及其制药组合物在神经系统和神经精神疾病的治疗中有用。