A compound of the formula (I):
wherein X¹ and X² each independently represents lower alkyl, lower alkoxy or halogen or a pharmaceutically acceptable salt thereof, which is useful as an active ingredient for a pharmaceutical composition for treating antidepressant or aftereffects of cerebrovascular impairments.
式 (I) 的化合物:
其中 X¹ 和 X² 各自独立地代表低级烷基、低级烷
氧基或卤素或其药学上可接受的盐,可用作治疗抗抑郁或脑血管损伤后遗症的药物组合物的活性成分。