InChI=1/C19H26N4O2/c1-14-18(21-17(24)13-20-15-9-5-3-6-10-15)19(25)23(22(14)2)16-11-7-4-8-12-16/h4,7-8,11-12,15,20H,3,5-6,9-10,13H2,1-2H3,(H,21,24)/p+1/fC19H27N4O2/h20-21H/q+1 F8A23AB9FA2C6AFF