Compounds of formula I
1
wherein A, R
1
and R
2
are defined in the specification. These compounds are useful as HDAC inhibitors. Also disclosed are methods of making and using said compounds.
本公式中的化合物I1,其中A、R1和R2在规范中有定义。这些化合物可用作H
DAC抑制剂。还揭示了制备和使用所述化合物的方法。