InChI=1S/C26H26O13/c1-10(9-27)2-4-14-19(31)18-16(30)6-11(28)7-17(18)38-23(14)13-5-3-12(8-15(13)29)37-26-22(34)20(32)21(33)24(39-26)25(35)36/h2-3,5-8,20-22,24,26-30,32-34H,4,9H2,1H3,(H,35,36)