4-[4-[[5-氯-4-[[2-[(丙烷-2-基)磺酰基]苯基]氨基]嘧啶-2-基]氨基]-5-异

4-[4-[[5-Chloro-4-[[2-[(Propan-2-Yl)Sulfonyl]Phenyl]Amino]Pyrimidin-2-Yl]Amino]-5-Isopropoxy-2-Methylphenyl]Piperidine-1-Carboxylic Acid Tert-Butyl Ester