英文别名5,7-DIMETHYL-4-HYDROXY-2-MERCAPTOPYRIDO(2,3-D)-PYRIMIDINE; 2,3-Dihydro-5,7-dimethyl-2-thioxo-pyrido[2,3-d]pyrimidin-4(1H)-one; Pyrido[2,3-d]pyrimidin-4(1H)-one, 2,3-dihydro-5,7-dimethyl-2-thioxo-; 5,7-dimethyl-2-sulfanylpyrido[2,3-d]pyrimidin-4-ol 
