InChI=1/C26H28N2O4/c1-17-11-13-28(14-12-17)19-7-5-18(6-8-19)27-25(29)16-31-20-9-10-22-21-3-2-4-23(21)26(30)32-24(22)15-20/h5-10,15,17H,2-4,11-14,16H2,1H3,(H,27,29)/f/h27H 2D20EDC70405B64B