InChI=1/C26H28N4O2/c31-24(28-23-12-7-15-27-20-23)13-14-25(32)29-16-18-30(19-17-29)26(21-8-3-1-4-9-21)22-10-5-2-6-11-22/h1-12,15,20,26H,13-14,16-19H2,(H,28,31)/f/h28H E876916D765DCB59