(1-Aza-bicyclo [3.3.1] non-4-yl) - [5- (1H-indol-5-yl) heteroaryl] amines as cholinergic ligands of nAChR for the treatment of psychotic and neurodegenerative disorders
The present invention relates to compounds of formula (I) wherein n represents 0, 1, 2, 3, 4 or 5, R represents independent from each other hydroxyl, cyano, nitro, halogen, alkyl, alkoxy alkylcarbonyl, alkoxycarbonyl, alkylamine, dialkylamine, alkylcarbonylamine, alkylcarbamate Y represents one of the following groups: in free base or acid addition salt form, to processes for their production to pharmaceutical compositions comprising them and for use as cholinergic ligands of n-AChR.