2,6-Dithio-8-(N-heptylthio)theophylline 2,6-Dithio-8-n-heptylthiotheophylline 6466-23-5 BRN 1145301 NSC 97991 Theophylline, 2,6-dithio-8-heptylthio- Theophylline, 8-(heptylthio)dithio- (8CI) Uric acid, 1,3-dimethyl-2,6-dithio-8-heptylthio-