A compound of the formula (I)
or a pharmaceutically acceptable salt thereof, a hydrate thereof, a solvate thereof, an optically active compound thereof, a racemate thereof or a diastereomer mixture thereof has a superior tyrosine-specific protein kinase inhibitory activity and is useful as a pharmaceutical agent, particularly as an agent for the prophylaxis or treatment of various cancers, psoriasis or diseases caused by arteriosclerosis, and the like.
化合物(I)的配方或其药学上可接受的盐、
水合物、溶剂合物、其光学活性化合物、其外消旋体混合物或其差向异构体混合物具有优越的
酪氨酸特异性蛋白激酶抑制活性,并可用作药物制剂,特别是用作预防或治疗各种癌症、
银屑病或动脉硬化引起的疾病等的药物。