InChI=1S/C25H28O13/c1-10(2)8-14(28)38-25(3,9-26)22-20(36-24-18(31)16(29)17(30)21(37-24)23(32)33)15-12(34-22)6-4-11-5-7-13(27)35-19(11)15/h4-8,16-18,20-22,24,26,29-31H,9H2,1-3H3,(H,32,33)