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