The invention encompasses compounds of the formula: ##STR1## and the pharmaceutically acceptable non-toxic salts thereof where n is 0, 1, or 2 and x is ##STR2## and R.sub.1, R.sub.2, R.sub.3, Y, Z, W, T are defined variables. These compounds are highly selective agonists or inverse agonists for the GABAa brain receptors and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdose with benzodiazepine type drugs, and enhancement of alertness.
该发明涵盖了公式为:##STR1##和其药学上可接受的非毒性盐,其中n为0、1或2,x为##STR2##,而R.sub.1、R.sub.2、R.sub.3、Y、Z、W、T是定义变量。这些化合物是高度选择性的
GABAa脑受体激动剂或反向激动剂,并且在焦虑、睡眠和癫痫障碍、苯二氮卓类药物过量和警觉性增强的诊断和治疗中非常有用。