InChI=1S/C21H24N2O10/c24-13(32-21-17(27)15(25)16(26)18(33-21)20(30)31)6-5-11-14-9(7-12(22-11)19(28)29)8-3-1-2-4-10(8)23-14/h1-4,11-12,15-18,21-23,25-27H,5-7H2,(H,28,29)(H,30,31)