105319-54-8 8-(Benzylamino)-7-(2-hydroxy-3-(4-(2-hydroxypropyl)-1-piperazinyl)propyl)theophylline 2HCl Theophylline, 8-(benzylamino)-7-(2-hydroxy-3-(4-(2-hydroxypropyl)-1-piperazinyl)propyl)-, dihydrochloride