Ammenn, Jochen; Gillig, James Ronald; Heinz, Lawrence Joseph; Hipskind, Philip Arthur; Kinnick, Michael Dean; Lai, Yen-shi; Morin, John Michael, Jr.; Nixon, James Arthur; Ott, Carsten; Savin, Kenneth Allen; Schotten, Theo; Slieker, Lawrence John; Snyder, Nancy June; Robertson, Michael Alan. Preparation of 1,3,4-oxadiazoles and related compounds for use as melanin concentrating hormone antagonists in the treatment of obesity and diabetes. 2003. WO 2003097047 A1.