UREA COMPOUNDS CONTAINING 3,4-DIHYDROPYRIMIDO4,5-DPYRIMIDIN-2(1H)-ONE SKELETON AS PROTEIN KINASE INHIBITORS

摘要

The present invention provides a pharmaceutical composition, as an effective ingredient, a urea compound having a protein kinase inhibitory activity and containing a 3,4-dihydropyrimido[4,5-d]pyrimidin-2(1H)-one skeleton, and a pharmaceutically acceptable salt thereof.