33484-45-6 4H-Pyrido(1,2-a)pyrimidine-3-carboxamide, 6,7,8,9-tetrahydro-6-methyl-4-oxo- 6,7,8,9-Tetrahydro-6-methyl-4-oxo-4H-pyrido(1,2-a)pyrimidine-3-carboxamide MZ-114