fused heterocyclic compound having a strong cell division cycle 7 inhibitory activity (cdc7), and, medicament comprising the same

摘要

compounds, drug, method for inhibiting a cell division cycle, method for prophylaxis or treatment of cancer, and, use of the compound. A compound useful as a prophylactic or therapeutic agent for cancer is disclosed. Specifically disclosed is a compound represented by formula (i). [wherein each symbol is as defined in the description] or a salt thereof, or a prodrug of the compound or salt thereof, which is useful for cancer prevention or treatment.