InChI=1S/C21H28N2O11/c1-21(2)5-10(27)13-11(34-21)4-9(26)12(8(25)3-7(22)6-24)14(13)23-19-17(30)15(28)16(29)18(33-19)20(31)32/h4,7,15-19,23-24,26,28-30H,3,5-6,22H2,1-2H3,(H,31,32)