Melanin-concentrating hormone (MCH) receptor antagonists are disclosed
having utility for the treatment of MCH receptor-based disorders such as
obesity. The compounds of this invention have the following structure:
including stereoisomers, prodrugs, and pharmaceutically acceptable salts
thereof, wherein m, n, X, R.sub.1, R.sub.2, R.sub.3, R.sub.4, and R.sub.5
are as defined herein. Also disclosed are compositions containing a
compound of this invention, as well as methods relating to the use
thereof.