InChI=1S/C25H34O17/c1-9(27)10-2-4-11(5-3-10)39-23-19(42-24-20(33)25(36,7-26)8-38-24)15(30)13(28)12(40-23)6-37-22-17(32)14(29)16(31)18(41-22)21(34)35/h2-5,12-20,22-24,26,28-33,36H,6-8H2,1H3,(H,34,35)