InChI=1S/C26H34O12/c1-6-10(2)24(33)35-16-7-11(3)14(27)9-15(12(4)8-17-18(16)13(5)25(34)36-17)37-26-21(30)19(28)20(29)22(38-26)23(31)32/h6,8,14-22,26-30H,3,5,7,9H2,1-2,4H3,(H,31,32)/b10-6-,12-8+