InChI=1S/C27H18O10/c1-36-18-10-16(30)20(22(32)11-4-2-5-12(28)8-11)25(35)19(18)14-9-17(31)27-21(24(14)34)23(33)13-6-3-7-15(29)26(13)37-27/h2-10,28-31,34-35H,1H3