| abstract |
This invention relates to compounds of the formula I <CHEM> wherein X is hydrogen, halogen, hydroxy, (C1-C6)alkoxy, amino or trifluoromethyl; and Y is -CN or -NR<1>R<2>; where l is an integer of 1 or 2; m is an integer of 0, 1 or 2; n is an integer of 2, 3 or 4, except when Y is CN, in which case n can also be 1; R<1> is hydrogen, (C1-C6)alkyl or (C1-C6)alkylcarbonyl; R<2> is hydrogen, (C1-C10)alkylcarbonyl, (C3-C12)cycloalkylcarbonyl, hydroxy-(C1-C6)alkylcarbonyl, phenylcarbonyl, thienylcarbonyl or benzothienylcarbonyl; or R<1> and R<2> together with nitrogen atom to which they are attached form the ring <CHEM> where A is C = O or CH2; and B is C = O, CHOH, CH2 or CH2CH2; and Z is hydrogen, halogen, hydroxy, (C1-C6)alkoxy, amino or trifluoro; and pharmaceutically acceptable acid addition salts thereof, pharmaceutical compositions thereof and their use for the treatment of psychoses. |