英文别名
7-methyl-4-oxo-1-phenyl-2-thioxo-1,2,3,4-tetrahydro-pyrido[2,3-d]pyrimidine-5-carboxylic acid ethyl ester;2H-Pyrido(2,3-d)pyrimidine-5-carboxylic acid, 3,4-dihydro-7-methyl-4-oxo-1-phenyl-2-thioxo-, ethyl ester;ethyl 7-methyl-4-oxo-1-phenyl-2-sulfanylidenepyrido[2,3-d]pyrimidine-5-carboxylate