abstract |
The present invention discloses compounds of formula: (I) (II) where Ar 1 , Ar 2 , X, R 1 , R 2 , R 3 , m, and n are disclosed herein or a pharmaceutically acceptable salt thereof (a "Phenylene Compound"); compositions comprising an effective amount of a Phenylene Compound; and methods for treating or preventing pain and other conditions in an animal comprising administering to an animal in need thereof an effective amount of a Phenylene Compound. |