InChI=1/C20H30N4O/c1-2-3-4-5-6-7-8-12-25-18-11-9-10-16(14-18)13-17-15-23-20(22)24-19(17)21/h9-11,14-15H,2-8,12-13H2,1H3,(H4,21,22,23,24)/f/h21-22H2 989F73A145A50CE7