According to the present invention there is provided a compound of formula (I) wherein Z isR3 is lower alkyl or halo lower alkyl having from 2 to 6 carbon atoms or arylalkyl or -(CH2)s-V where V is a 3 to 8-membered ring which is cycloalkyl, cycloalkenyl, or heterocycloalkyl having one heteroatom selected from oxygen and sulfur ; s is independently 0, 1 or 2; M is hydrogen or halo or lower alkyl or perfluoro-lower alkyl;A is or where Y is oxygen or sulfur, and its pharmaceutically acceptable salts thereof. These compounds are considered to be useful for the treatment of type II Diabetes.
根据本发明提供了一个化合物的公式(I),其中Z是R3是具有2至6个碳原子的较低烷基或卤代较低烷基或芳基烷基或-(
CH2)s-V,其中V是一个3至8元环,该环是环烷基、环烯基或含有氧和
硫的杂环烷基中选择的一个杂原子;s独立地为0、1或2;M是氢或卤素或较低烷基或
全氟较低烷基;A是或其中Y是氧或
硫,并且其在药学上可接受的盐。这些化合物被认为对治疗II型糖尿病有用。