| abstract |
The present invention provides the following structural formula I: [Chemical 1] And novel pharmaceutically acceptable salts, compositions and methods of use thereof. These novel compounds are schizophrenia and other psychotic disorders, dementia and other cognitive disorders, anxiety disorders, mood disorders, sleep disorders, disorders initially diagnosed in infancy, childhood, or adolescence And the treatment or prevention of at least one symptom or condition associated with a neurodegenerative disorder. |