1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-7-(2-methylphenyl)- 3,7-Dihydro-1,3-dimethyl-7-(2-methylphenyl)-1H-purine-2,6-dione 5-26-13-00567 (Beilstein Handbook Reference) 72898-70-5 BRN 1146804 Theophylline, 7-o-tolyl-