Compounds of formula (I):
wherein R
2
, W, A, Y, and R
1
are as defined in the specification, and pharmaceutically acceptable salts thereof, are p38 MAPK inhibitors, and are useful as anti-inflammatory agents in the treatment of, inter alia, diseases of the respiratory tract.
式(I)的化合物:其中R2、W、A、Y和R1如规范中定义,并且其药学上可接受的盐,是p38
MAPK
抑制剂,并且在治疗呼吸道疾病等炎症性疾病中作为抗炎药物有用。