The present invention relates to 5-substituted-4-(substituted) phenylamino-2-pyridone derivatives of formula (I), pharmaceutical compositions and methods of use thereof as MEK inhibitors. Formula (I) wherein W is formula (II), formula (III), formula (IV), or formula (V); and R1-5 and Z are as defined in the claims.
本发明涉及公式(I)的5-取代-4-(取代)
苯胺基-2-
吡啶酮衍
生物,以及作为MEK
抑制剂的药物组合物和使用方法。其中,公式(I)中W为公式(II)、公式(III)、公式(IV)或公式(V);R1-5和Z如权利要求中所定义。