3-(HETEROARYL-OXY)-2-ALKYL-1-AZA-BICYCLOALKYL DERIVATIVES AS ALPHA.7-NACHR LIGANDS FOR THE TREATMENT OF CNS DISEASES

摘要

The present invention relates to 1-aza-bicycloalkyl derivatives of formula (I) wherein the substituents are as defined in the specification, to processes for their production, their use as pharmaceuticals in the prevention and treatment of psychotic and neurodegenerative disorders. The claimed compounds act as nicotinic acelylcholine receptors (NACHR) ligands.