Disclosed are compounds of the formula
1
and the pharmaceutically acceptable salts thereof where the variables R
1
, R
2
, A, R
4
, R
5
, R
6
, R
6
′, n, and W are defined herein. These compounds bind to the benzodiazepine site of GABA
A
receptors are provided and, therefore can be used to modulate ligand binding to GABA
A
receptors in vivo or in vitro, and are particularly useful in the treatment of a variety of central nervous system (CNS) disorders in humans, domesticated companion animals and livestock animals.
本发明涉及公式1的化合物及其药学上可接受的盐,其中变量R1、R2、A、R4、R5、R6、R6'、n和W在此定义。这些化合物与
GABAA受体的苯二氮平位点结合,并因此可以用于调节体内或体外
GABAA受体的
配体结合,特别适用于治疗人类、家养伴侣动物和家畜动物的各种中枢神经系统(CNS)疾病。