125055-56-3 4H-Pyrido(1,2-a)pyrimidine-3-carboxamide, N-(2,2-dimethylpropyl)-6-methyl-4-oxo- N-(2,2-Dimethylpropyl)-6-methyl-4-oxo-4H-pyrido(1,2-a)pyrimidine-3-carboxamide N-Neopentyl-6-methyl-4-oxo-4H-pyrido(1,2-a)pyrimidine-3-carboxamide