InChI=1/C20H22N6O2/c27-19(24-25-20(28)22-13-11-17-6-4-5-12-21-17)10-9-16-14-23-26(15-16)18-7-2-1-3-8-18/h1-8,12,14-15H,9-11,13H2,(H,24,27)(H2,22,25,28)/f/h22,24-25H C597778C4EEFB11C