InChI=1S/C21H24N2O11/c24-11-3-1-2-7-8-6-10(19(29)30)22-9(13(8)23-14(7)11)4-5-12(25)33-21-17(28)15(26)16(27)18(34-21)20(31)32/h1-3,9-10,15-18,21-24,26-28H,4-6H2,(H,29,30)(H,31,32)