英文别名:
9-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid ethyl ester;Ethyl 9-Methyl-4-oxopyrido[1,2-a]pyriMidine-3-carboxylate;9-Methyl-4H-Pyrido[1,2-a]pyrimidine-4-oxo-3-carboxylic acid ethyl ester;Ethyl 9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylate;4H-Pyrido[1,2-a]pyrimidine-3-carboxylic acid, 9-methyl-4-oxo-, ethyl ester