InChI=1S/C20H23N3O11/c1-3-22(4-2)18(28)10(8-21)5-9-6-11(23(31)32)13(24)12(7-9)33-20-16(27)14(25)15(26)17(34-20)19(29)30/h5-7,14-17,20,24-27H,3-4H2,1-2H3,(H,29,30)