InChI=1S/C22H20O14/c23-5-7-2-1-6(3-9(7)35-22-18(31)15(28)17(30)20(36-22)21(32)33)19-16(29)14(27)11-10(34-19)4-8(24)12(25)13(11)26/h1-4,15,17-18,20,22-26,28-31H,5H2,(H,32,33)