InChI=1/C19H26N4O/c20-18(24)15-8-3-9-16-17(15)22-19(21-16)13-5-4-11-23(12-10-13)14-6-1-2-7-14/h3,8-9,13-14H,1-2,4-7,10-12H2,(H2,20,24)(H,21,22)/p+1/t13-/m0/s1/fC19H27N4O/h21,23H,20H2/q+1 F57EAA774D1D9A25