The present invention relates to a melanin concentrating hormone
antagonist compound of Formula I: (I) wherein Ar.sup.1, Ar.sup.2,
Ar.sup.3, L.sup.1, L.sup.2 and Q areas defined, or a pharmaceutically
acceptable salt, solvate, enantiomer or mixture of diastereomers thereof
useful in the treatment, prevention or amelioration of symptoms
associated with obesity and Related Diseases ##STR00001##