InChI=1S/C27H30O12/c1-5-6-12-7-14-11(2)20(13-8-15(33-3)23-16(9-13)35-10-36-23)37-22(14)25(34-4)21(12)38-27-19(30)17(28)18(29)24(39-27)26(31)32/h5-9,11,17-20,24,27-30H,10H2,1-4H3,(H,31,32)