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Abstract

Tricyclic nitrogen containing compounds, having anxiolytic and anti-depressant activity and central nervous system activity of the following structural formula: ##STR1## and pharmaceutically acceptable salts thereof wherein R.sub.1 and R.sub.2 are independently hydrogen, C.sub.1-6 alkyl or R.sub.1 and R.sub.2 are joined to form pyrrolidine, piperidine, morpholine or imidazole. X is OCH.sub.3, SO.sub.2 R.sub.3, SO.sub.2 CF.sub.3 or CN where R.sub.3 is C.sub.1-6 alkyl or an Aryl; and Y is hydrogen, Cl, Br, F, CN, CONR.sub.1 R.sub.2, CF.sub.3, OCH.sub.3, SO.sub.2 NR.sub.1 R.sub.2. These new compounds are suitable for treating anxiolytic disorder, schizophrenia, Parkinson's disease, anxiety, depression or as compounds for lowering blood pressure or treating migraine headaches in patients in need of such treatment.

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