1-((6-Methyl-4-oxo-4H-pyrido(1,2-a)pyrimidin-3-yl)carbonyl)pyrrolidine 125055-75-6 6-Methyl-4-oxo-3-pyrrolidinocarbonyl-4H-pyrido(1,2-a)pyrimidine Pyrrolidine, 1-((6-methyl-4-oxo-4H-pyrido(1,2-a)pyrimidin-3-yl)carbonyl)-