InChI=1S/C26H22O12/c27-13-5-1-3-9-14(28)7-11(19(30)17(9)13)12-8-15(29)10-4-2-6-16(18(10)20(12)31)37-26-23(34)21(32)22(33)24(38-26)25(35)36/h1-7,12,14,21-24,26-28,32-34H,8H2,(H,35,36)