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