InChI=1S/C25H34O10/c1-4-18(33-17(3)27)13-10-11-15-19(14-9-7-5-6-8-12-16(2)26)34-25-22(30)20(28)21(29)23(35-25)24(31)32/h4,9,14,16,18-23,25-26,28-30H,1,5-8,12H2,2-3H3,(H,31,32)/b14-9+