| 英文同义词: | ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperazine-1-carboxylate;ethyl 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)-1-piperazinecarboxylate;1-Piperazinecarboxylic acid, 4-(3-formyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)-, ethyl ester |