英文别名
5-Methyl-3-phenyl-pyrazolo<3,4-d>pyrimidine-4,6-(5H,7H)-dione;5-methyl-3-phenyl-1,7-dihydro-pyrazolo[3,4-d]pyrimidine-4,6-dione;5-Methyl-3-phenyl-2,7-dihydropyrazolo[3,4-d]pyrimidine-4,6-dione;5-methyl-3-phenyl-2,7-dihydropyrazolo[3,4-d]pyrimidine-4,6-dione