A compound having a hypoglycemic effect is provided. The compound and a pharmaceutically acceptable salt thereof are useful for the treatment or prevention of diabetes, obesity, and the like. The compound is represented by the general formula (1): (wherein R 1 and R 2 are each independently a hydrogen atom, a halogen atom, an amino group, a hydroxyl group, a hydroxyamino group, a nitro group, a cyano group, a sulfamoyl group, a C 1 to C 6 alkyl group, a C 1 to C 6 alkoxy group, a C 1 to C 6 alkylsulfonyl group, a C 1 to C 6 alkylsulfinyl group, a C 1 to C 6 alkylsulfonyl group, or a C 1 to C 6 alkoxy-C 1 to C 6 alkylsulfonyl group, and A is a substituted or unsubstituted heteroaryl group).Jedinjenje prikazano opštom formulom (1) ili njegova farmaceutski prihvatljiva so: gde su R1 i R2 svaki nezavisno vodonikov atom, atom halogena, amino grupa, hidroksil grupa, hidroksilamino grupa, nitro grupa, cijano grupa, sulfamoil grupa, C1 do C6 alkil grupa, C1 do C6 alkoksi grupa, C1 do C6 alkilsulfanil grupa, C1 do C6 alkilsulfinil grupa, C1 do C6 alkilsulfonil grupa, C1 do C6 alkoksi-C1 do C6alkilsulfonil grupa i A je supstituisana ili nesupstituisana heteroaril grupa. Prijava sadrži još 21 patentni zahtev.
