1H-Purine-2,6-dione, 8-((4-chlorophenyl)amino)-3,7-dihydro-1,3-dimethyl- (9CI) 5434-62-8 8-(p-Chlorophenylamino)theophylline BRN 1224805 NSC 14126 Theophylline, 8-(p-chloroanilino)-