InChI=1S/C26H28O13/c1-9(2)4-5-10-13(28)8-14(37-26-20(33)18(31)19(32)24(39-26)25(34)35)15(21(10)36-3)23-16(29)11-6-7-12(27)17(30)22(11)38-23/h4,6-8,18-20,23-24,26-28,30-33H,5H2,1-3H3,(H,34,35)