英文同义词: | 1-Allyl-3,7-dimethyl-1H-purine-2,6(3H,7H)-dione;1-Allyl-3,7-dimethylxanthine;1-Allyltheobromine;3,7-Dihydro-3,7-dimethyl-1-(2-propenyl)-1H-purine-2,6-dione;1H-Purine-2,6-dione, 3,7-dihydro-3,7-dimethyl-1-(2-propen-1-yl)-;Theophylline Impurity 18 |