6-Thio-8-propylthiotheophylline 6493-28-3 BRN 1131320 NSC 95868 Theophylline, (8-propylthio)-6-thio- Theophylline, 8-propylthio-6-thio- Uric acid, 1,3-dimethyl-8-propylthio-6-thio-