InChI=1/C22H20N8O2/c23-19-21-27-20(18-3-1-12-32-18)28-30(21)13-17(26-19)15-4-6-16(7-5-15)22(31)25-8-2-10-29-11-9-24-14-29/h1,3-7,9,11-14H,2,8,10H2,(H2,23,26)(H,25,31)/f/h25H,23H2 6E5D8D783F1E2C4E