InChI=1S/C26H26O12/c1-25(2,32)17-6-10-5-12-15(8-14(10)36-17)34-9-26(33)13-4-3-11(7-16(13)37-22(12)26)35-24-20(29)18(27)19(28)21(38-24)23(30)31/h3-8,18-22,24,27-29,32-33H,9H2,1-2H3,(H,30,31)