Patent 11013728 was granted and assigned to Kyoto Pharmaceutical Industries on May, 2021 by the United States Patent and Trademark Office.
The present invention aims to provide a novel cyclin-dependent kinase 8 and/or 19 inhibitor useful as an anti-cancer agent. The present invention relates to a cyclin-dependent kinase 8 and/or 19 inhibitor containing a compound represented by the formula (I):