The present invention relates to a melanin concentrating hormone antagonist compound of formula (I); wherein Ar
1
, L
1
, R
1
, q, X, R
2
, R
3
, R
4
, and R
5
are as defined, or a pharmaceutically acceptable salt, solvate, or enantiomer thereof useful in the treatment, prevention or amelioration of symptoms associated with obesity and related diseases.