InChI=1/C20H24N4O2/c21-20(26)22-14-15-4-6-16(7-5-15)19(25)23-17-8-10-18(11-9-17)24-12-2-1-3-13-24/h4-11H,1-3,12-14H2,(H,23,25)(H3,21,22,26)/f/h22-23H,21H2 9D8E223965DC9897