InChI=1S/C21H30N2O11/c1-30-10-7-9(15-18(32-15)19(27)23-6-4-3-5-22)8-11(31-2)16(10)33-21-14(26)12(24)13(25)17(34-21)20(28)29/h7-8,12-15,17-18,21,24-26H,3-6,22H2,1-2H3,(H,23,27)(H,28,29)