英文别名Palbociclib Impurity 84; 6-acetyl-2-amino-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one; Pyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-2-amino-8-cyclopentyl-5-methyl-; Palbociclib Impurity 117; Palbociclib Impurity 88; Pabucilib impurity 88; Pabuclib Impurities 88 
