6-Thio-8-(3'-p-fluorobenzoylpropyl)thiotheophylline 6505-98-2 Butyrophenone, p-fluoro-4-(1,2,3,6-tetrahydro-1,3-dimethyl-2-oxo-6-thionopurin-8-ylthio)- NSC97998 Theophylline, 8-(3-p-fluorobenzoylpropyl)thio-6-thio- Theophylline, 8-[[3-(p-fluorobenzoyl)propyl]thio]-6-thio-