InChI=1/C22H24N2O4/c1-2-3-4-8-15-22(19(25)23-21(27)24-20(22)26)16-11-13-18(14-12-16)28-17-9-6-5-7-10-17/h5-7,9-14H,2-4,8,15H2,1H3,(H2,23,24,25,26,27)/f/h23-24H AAB3D074B69DF669