Any of a group of chemical compounds with a common molecular structure and similar pharmacological effects, used as antianxiety agents, muscle relaxants, sedatives, and hypnotics.

• 苯化重氮具有共同分子结构和相似药理效果的一组化合物，用作抗忧虑剂、肌肉放松剂、镇静剂和催眠剂