InChI=1/C22H20N8O4/c1-3-23-20-17-19(27-29(20)2)26-22(30-21(17)25-18(28-30)14-5-4-8-32-14)24-16(31)10-12-6-7-13-15(9-12)34-11-33-13/h4-9,23H,3,10-11H2,1-2H3,(H,24,26,27,31)/f/h24H B70FD59BFC14322D