InChI=1/C20H24N4O/c1-14-10-23(11-15(2)25-14)13-18-20(16-6-4-3-5-7-16)22-19-9-8-17(21)12-24(18)19/h3-9,12,14-15H,10-11,13,21H2,1-2H3/t14-,15+ 9E74C2A2B6A14B53