InChI=1/C20H24N4O4/c1-12(19(26)23-17-6-4-3-5-16(17)20(27)28)9-14-10-22-24(13(14)2)18-8-7-15(25)11-21-18/h7-8,10-12,25H,3-6,9H2,1-2H3,(H,23,26)(H,27,28)/p-1/t12-/m1/s1/fC20H23N4O4/h23H/q-1 9B12A4A3ED7CE374