InChI=1S/C25H30O10/c1-13(2)5-4-6-14(3)11-12-32-16-9-7-15-8-10-17(26)33-21(15)22(16)34-25-20(29)18(27)19(28)23(35-25)24(30)31/h5,7-11,18-20,23,25,27-29H,4,6,12H2,1-3H3,(H,30,31)/b14-11+