1H-Purine-2,6-dione, 3,7-dihydro-7-(2-chlorophenyl)-1,3-dimethyl- 3,7-Dihydro-7-(2-chlorophenyl)-1,3-dimethyl-1H-purine-2,6-dione 5-26-13-00566 (Beilstein Handbook Reference) 72898-69-2 BRN 1152599 Theophylline, 7-(o-chlorophenyl)-