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