InChI=1S/C27H26O12/c1-27(11-28)8-7-15-17(39-27)6-3-12-9-16(25(34)37-22(12)15)14-5-4-13(35-2)10-18(14)36-26-21(31)19(29)20(30)23(38-26)24(32)33/h3-10,19-21,23,26,28-31H,11H2,1-2H3,(H,32,33)