InChI=1S/C22H18O14/c23-7-4-10(25)12-11(5-7)34-18(15(28)13(12)26)6-1-2-8(9(24)3-6)21(33)36-22-17(30)14(27)16(29)19(35-22)20(31)32/h1-5,14,16-17,19,22-25,27-30H,(H,31,32)