InChI=1S/C23H20O13/c1-31-19-14(24)10(22(30)36-23-17(27)15(25)16(26)20(35-23)21(28)29)4-9-6-12(34-18(9)19)8-2-3-11-13(5-8)33-7-32-11/h2-6,15-17,20,23-27H,7H2,1H3,(H,28,29)