InChI=1S/C26H26O13/c1-33-16-6-12-15(8-17(16)34-2)36-9-18-26(12,32)23(11-5-10-3-4-35-13(10)7-14(11)37-18)39-25-21(29)19(27)20(28)22(38-25)24(30)31/h3-8,18-23,25,27-29,32H,9H2,1-2H3,(H,30,31)