The invention provides compounds of formula wherein R1 is hydrogen, alkyl, alkoxy or halogen, R2 is hydrogen or, when R1 is alkoxy, also alkoxy, or R1 and R2 when bonded to adjacent carbon atoms are methylenedioxy, R3 is hydrogen or alkyl, R4 may, for example, be alkyl, cycloalkyl alkyl of cycloalkyl, or R3 and R4 together with the nitrogen atom to which they are bound may be pyrrolidine, and Z may, for example, be substituted or unsub stituted phenyl, which posses pharmacological, e.g. psychostimulant, activity.
BENZOCYCLOHEPTENE DERIVATIVES AS PSYCHOSTIMULANTS