tert-butyl 4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate

PALBOCICLIB杂质B
Order 1651214-74-2 butyl,acetyl,cyclopentyl,methyl,dihydropyrido,pyrimidin,amino,pyridin,piperazine,carboxylate