InChI=1/C22H22N4O4/c1-28-18-10-16(11-19(29-2)20(18)30-3)24-22-23-12-14-8-9-26(21(14)25-22)17-7-5-4-6-15(17)13-27/h4-12,27H,13H2,1-3H3,(H,23,24,25)/f/h24H 8994C5D79225B0C8