Compounds of the formula
and their pharmaceutically acceptable salts, wherein R1, R2, and R3 are as defined herein; intermediates for the synthesis of such compounds, pharmaceutical compositions containing such compounds; and methods of using such compounds in the treatment of neurological and psychological disorders.
Compounds of the formula
and their pharmaceutically acceptable salts, wherein R
1
, R
2
, R
3
and n are defined as in the specification, intermediates in the synthesis of such compounds, pharmaceutical compositions containing such compounds and methods of using such compounds in the treatment of neurological and psychological disorders are claimed.