InChI=1/C21H32N4O2/c1-24(17-9-5-2-3-6-10-17)21(27)23-18-15-16(20(22)26)11-12-19(18)25-13-7-4-8-14-25/h11-12,15,17H,2-10,13-14H2,1H3,(H2,22,26)(H,23,27)/f/h23H,22H2 4D4647B5A664884D