| abstract |
PROBLEM TO BE SOLVED: To provide a PLK inhibitor useful for the treatment of various diseases or conditions associated with protein kinase (PLK) activity. A compound represented by the following formula: The conjugated PLK inhibitor is useful for the treatment of proliferative disorders, inflammatory disorders, or cardiovascular disorders. (R1 to R6 are each independently H, alkyl group, dimethylamino-substituted alkyl group, nitrogen-containing heterocycle, etc.) [Selection] None |