InChI=1S/C25H32O9/c1-15(9-5-6-10-16(2)12-8-14-18(4)26)11-7-13-17(3)24(32)34-25-21(29)19(27)20(28)22(33-25)23(30)31/h5-14,19-22,25-29H,1-4H3,(H,30,31)/b6-5+,11-7+,12-8-,15-9+,16-10+,17-13-,18-14+