InChI=1/C20H24N4O2/c1-24(17-7-3-2-4-8-17)12-6-5-11-21-20(26)23-16-10-9-15-14-22-19(25)18(15)13-16/h2-4,7-10,13H,5-6,11-12,14H2,1H3,(H,22,25)(H2,21,23,26)/f/h21-23H 15BF87E51B1584CD