2-Thio-8-propylthiotheophylline 4791-36-0 BRN 1131321 NSC 95869 Theophylline, (8-propylthio)-2-thio- Theophylline, 8-propylthio-2-thio- Uric acid, 1,3-dimethyl-8-propylthio-2-thio-