InChI=1S/C25H20O13/c26-9-5-6-10-15(7-9)36-23(33)12(16(10)27)8-13-20(11-3-1-2-4-14(11)35-24(13)34)37-25-19(30)17(28)18(29)21(38-25)22(31)32/h1-7,17-19,21,25-30H,8H2,(H,31,32)