4791-37-1 6-Thio-8-(N-pentylthio)theophylline 6-Thio-8-n-pentylthiotheophylline BRN 1139273 NSC 95891 Theophylline, (8-pentylthio)-6-thio- Theophylline, 8-pentylthio-6-thio- Uric acid, 1,3-dimethyl-8-pentylthio-6-thio-