InChI=1S/C20H28N2O10/c1-30-13-8-10(4-5-14(24)22-7-3-2-6-21)12(9-11(13)23)31-20-17(27)15(25)16(26)18(32-20)19(28)29/h4-5,8-9,15-18,20,23,25-27H,2-3,6-7,21H2,1H3,(H,22,24)(H,28,29)