InChI=1S/C26H26O12/c1-25(9-27)7-6-12-15(38-25)5-3-13-20(12)34-10-26(33)14-4-2-11(8-16(14)36-22(13)26)35-24-19(30)17(28)18(29)21(37-24)23(31)32/h2-8,17-19,21-22,24,27-30,33H,9-10H2,1H3,(H,31,32)