InChI=1S/C25H30O13/c1-9(2)14(27)23(33)37-21-19(35-24-17(30)15(28)16(29)20(36-24)22(31)32)13-11(38-25(21,3)4)7-5-10-6-8-12(26)34-18(10)13/h5-9,14-17,19-21,24,27-30H,1-4H3,(H,31,32)