InChI=1S/C25H20O13/c26-12-5-3-7-14-15(12)16(27)10(23(33)36-14)8-11-20(9-4-1-2-6-13(9)35-24(11)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)