InChI=1S/C25H24O16/c26-10-6-11(39-21(24(36)37)17(31)22(32)33)18(40-25-16(30)14(28)15(29)20(41-25)23(34)35)19-12(10)13(27)9(7-38-19)8-4-2-1-3-5-8/h1-6,9,14-17,20-21,25-26,28-31H,7H2,(H,32,33)(H,34,35)(H,36,37)