| abstract |
The invention relates to compounds of formula I: (I) where X, HAr, a, and R 1 through R 6 are as defined in the specification, or a pharmaceutically acceptable salt thereof. The compounds of formula I are serotonin and norepinephrine reuptake inhibitors. The invention also relates to pharmaceutical compositions comprising such compounds; methods of using such compounds; and process and intermediates for preparing such compounds. |