1H-Purine-2,6-dione, 3,7-dihydro-7-(4-aminophenyl)-8-chloro-1,3-dimethyl- 3,7-Dihydro-7-(4-aminophenyl)-8-chloro-1,3-dimethyl-1H-purine-2,6-dione 5-26-14-00137 (Beilstein Handbook Reference) 966-19-8 BRN 0570906 Theophylline, 7-(p-aminophenyl)-8-chloro-