7-(5-(4-(m-Trifluoromethylphenyl)-1-piperazinyl)pentyl)theophylline dihydrochloride 7-(5-(4-(m-Trifluoromethylphenyl)piperazinyl-(1))-n-pentyl)-theophyllin dihydrochlorid 87798-87-6 Theophylline, 7-(5-(4-(m-trifluoromethylphenyl)-1-piperazinyl)pentyl)-, dihydrochloride