A 5-membered heteroaromatic ring compound represented by the formula I wherein V is CH or N; W is S or O; R1 and R2 are each H etc. The method starts by sensing a print medium to obtain data encoded on a surface of the print medium. The processor further generates a driving signal upon determination that the first predetermined time has elapsed. The lower flange emanates from the lower edge of the body. Compounds of formula III have useful properties for controlling diseases related to MC4-R action in humans including obesity and type II diabetes.