Compounds represented by formula (1) have strong inhibitory activity that is selective towards HDAC1 and HDAC4. Therefore, the compounds of the present invention are useful as pharmaceutical agents for treating or preventing diseases caused by HDAC1 and HDAC4.
由式(1)表示的化合物具有强大的抑制活性,且对H
DAC1和H
DAC4具有选择性。因此,本发明的化合物可用作治疗或预防由H
DAC1和H
DAC4引起的疾病的药物。