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