InChI=1S/C25H24O17/c26-8-3-1-7(2-4-8)9-6-39-10-5-11(40-21(24(37)38)18(32)22(33)34)19(14(28)12(10)13(9)27)41-25-17(31)15(29)16(30)20(42-25)23(35)36/h1-5,9,15-18,20-21,25-26,28-32H,6H2,(H,33,34)(H,35,36)(H,37,38)