4-[6-[[6-(1-丁氧基乙烯基)-8-环戊基-5-甲基-7-氧代-7,8-二氢吡啶并[2,3-d]嘧啶-2-基]氨基]吡啶-3-基]哌嗪-1-羧酸叔丁酯

英文名：2-Methyl-2-propanyl 4-(6-{[8-cyclopentyl-5-methyl-7-oxo-6-(1-prop oxyvinyl)-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl]amino}-3-pyridin yl)-1-piperazinecarboxylate