A heteroaryl derivative of formula (I) any of its enantiomers or any mixtures thereof, or an acid addition salt thereof, wherein X is -O-, -S-, or -CR4R5-; and Y is - CR6R7-, -CR6R7-CR8R9-, or -CR6=CR7-; or X and Y together form a group -CR4=CR5-, or -CR4=CR5-CR6R7-; Z is -O-, or -S- ; W is N, C, or CH; n is 2, 3, 4, 5, 6, 7, 8, 9 or 10; m is 2 or 3: A is O or S wherein the dotted lines mean an optional bond. The compounds are useful for the treatment of affective disorders such as general anxiety disorder, panic disorder, obsessive-compulsive disorder, depression, social phobia and eating disorders, and neurological disorders such as psychosis.
Heteroaryl derivatives having serotonin reuptake inhibition activity to treat neurological disorders