英文别名
6-Carboxy-5,8-dihydro-4-hydroxy-2-methylthio-5-oxopyrido<2,3-d>pyrimidin;2-methylsulfanyl-5-oxo-5,8-dihydro-pyrido[2,3-d]pyrimidine-6-carboxylic acid;2-(Methylthio)-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylic acid;2-methylsulfanyl-5-oxo-8H-pyrido[2,3-d]pyrimidine-6-carboxylic acid