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