InChI=1/C20H30N4O/c1-3-5-6-7-8-12-25-16-11-9-10-15(13-16)14-17-18(4-2)23-20(22)24-19(17)21/h9-11,13H,3-8,12,14H2,1-2H3,(H4,21,22,23,24)/f/h21-22H2 F9FA58C937D5530D