InChI=1S/C27H30O12/c1-11(2)4-6-13-15(35-3)9-17-18(19(13)28)24-27(34,10-36-17)14-7-5-12(8-16(14)38-24)37-26-22(31)20(29)21(30)23(39-26)25(32)33/h4-5,7-9,20-24,26,28-31,34H,6,10H2,1-3H3,(H,32,33)