InChI=1/C19H28N4O2/c1-3-23(4-2)11-13-25-18-10-6-5-8-16(18)14-21-19(20)22-15-17-9-7-12-24-17/h5-10,12H,3-4,11,13-15H2,1-2H3,(H3,20,21,22)/p+2/fC19H30N4O2/h21-23H,20H2/q+2 B54B0959F97C4B3C