The novel pyridone compound, or a pharmaceutically acceptable salt thereof, their preparation and pharmaceutical compositions for the treatment of cancer comprising the same

The present invention relates to novel pyridone compound, or a pharmaceutically acceptable salt thereof, their preparation and pharmaceutical compositions for the treatment of cancer comprising the same. The compounds according to the present invention because the tumor cell growth inhibiting effect as excellent as the HDAC inhibitor to induce a RUNX activity, may be useful in cancer treatment.