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