| 摘要 |
The invention relates to novel tetracyclic compounds with an anti-depressant action, without neuroleptic or sedative side effects, of the general formula I <CHEM> and also functional derivatives hereof, wherein: R<1> represents one or two identical or different substituents denoting H, OH, halogen C1-C4 alkyl or C1-C4 alkoxy; R<2> represents one or two identical or different substituents having the same meaning as R<1>; R<3> and R<4> are two substituents which are in the cis configuration and of which one is H and the other is OH; R<5> is H or C1-C4 alkyl; X denotes O or S; n is O or 1. h |
