英文同义词
1,3-DIMETHYL-2,6,8-TRIHYDROXYPURINE;1,3-DIMETHYLURIC ACID;1,3-Dimethyl-7,9-dihydro-1H-purine-2,6,8(3H)-trione;7,9-dihydro-1,3-dimethyl-1h-purine-2,6,8(3h)-trione;8(3h)-trione,7,9-dihydro-1,3-dimethyl-1h-purine-6;Ba 2751;Theophylline-ethylenediamine Impurity 5(Theophylline-ethylenediamine EP Impurity E);Theophylline-ethylenediamine EP Impurity E