Compounds having antidepressive activity

摘要

A compound of the general formula <IMAGE> and pharmaceutically acceptable salts thereof, in which formula the groups R0 are the same or different and are selected from the group consisting of hydrogen, halogen, alkyl having 1, 2 or 3 carbon atoms, and alkoxy having 1, 2 or 3 carbon atoms; R1 and R2 are methyl; R3 and R4 are the same or different and are hydrogen or an alkyl group having 1, 2 or 3 carbon atoms; and n is 0. Pharmaceutical preparations containing these compounds are useful for treatment of depressive disorders.