InChI=1/C23H24N4O4/c24-20(28)16-5-1-3-7-18(16)25-21(29)15-11-9-14(10-12-15)13-27-22(30)17-6-2-4-8-19(17)26-23(27)31/h1-8,14-15H,9-13H2,(H2,24,28)(H,25,29)(H,26,31)/f/h25-26H,24H2 B4533081F46204DE