英文别名6-(METHYLTHIO)PYRIMIDO[5,4-D]PYRIMIDIN-4-OL; 4-hydroxy-6-Methylthio-pyrimido[5,4-d]pyrimidine; pyrimido[5,4-d]pyrimidin-4(1H); 6-(Methylsulfanyl)-1H,4H-pyrimido[5,4-d][1,3]diazin-4-one; 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(3H)-one; 6-(methylthio)-1H-pyrimido[5,4-d]pyrimidin-4-one; Pyrimido[5,4-d]pyrimidin-4(3H)-one, 6-(methylthio)-; 6-(Methylsulfanyl)pyrimido[5,4-d]pyrimidin-4(1H)-one; 6-(Methylsulfanyl)pyrimido[5,4-d]pyrimidin-4-ol; 6-methylsulfanyl-1H-pyrimido[5,4-d]pyrimidin-4-one 
