InChI=1/C19H26N4O2/c1-13-12-23(2)10-8-16(13)22-18(24)7-9-20-19(25)15-11-21-17-6-4-3-5-14(15)17/h3-6,11,13,16,21H,7-10,12H2,1-2H3,(H,20,25)(H,22,24)/p+1/t13-,16-/m0/s1/fC19H27N4O2/h20,22-23H/q+1 D17AE19F5A81A57C