InChI=1S/C24H26N2O5/c1-23(2,3)15-10-16(24(4,5)22(30)31)19(27)11-18(15)26-21(29)14-12-25-17-9-7-6-8-13(17)20(14)28/h6-12,27H,1-5H3,(H,25,28)(H,26,29)(H,30,31)