Ke receives Which on the pyrimidyl compounds or Qi Drug Learn of the bright offer formula (I) of this Hair, wherein its Men System Prepare method of R2 As, and the Drug Wu Group comprising its Men closes object and its Men is controlling the purposes in Treatment.本發明提供式(I)的嘧啶基化合物或其藥學上可接受的鹽,其中R2為它們的製備方法,包含它們的藥物組合物,以及它們在治療中的用途。