Disclosed herein are compounds of the formula ##STR1## in which Ar is phenyl or 1-naphthyl; R.sup.1 is hydrogen or lower alkyl; and R.sup.2 and R.sup.3 are either the same or different selected from the group consisting of hydrogen or lower alkyl; with the proviso that when R.sup.1 is lower alkyl then R.sup.2 is the same lower alkyl. The compounds are antidepressant agents and methods for their preparation and use also are disclosed.
本文披露了式子##STR1##的化合物,其中Ar是苯或1-
萘基;R.sup.1是氢或低碳基;而R.sup.2和R.sup.3是相同或不同的从氢或低碳基选择的群组,但是当R.sup.1为低碳基时,R.sup.2是相同的低碳基。这些化合物是抗抑郁剂,还披露了它们的制备和使用方法。