InChI=1S/C24H23NO9/c1-24(2)6-5-13-16-14(7-10(9-26)20(13)34-24)12-4-3-11(8-15(12)25-16)32-23-19(29)17(27)18(28)21(33-23)22(30)31/h3-9,17-19,21,23,25,27-29H,1-2H3,(H,30,31)