| abstract |
The present invention is an agonist or partial agonist of the 2C subtype of brain serotonin receptor, Formula I: [Wherein R 1 , R 2 , R 3 , R 4 , Ar, y and n are as defined above, and are as defined above and in the classes and subclasses described herein] Is] Or a pharmaceutically acceptable salt thereof. Such compounds and compositions thereof are useful for the treatment of various central nervous system diseases such as schizophrenia. |