InChI=1S/C27H30O11/c1-12(2)4-5-13-8-15-18(10-17(13)34-3)35-11-27(33)16-7-6-14(9-19(16)37-24(15)27)36-26-22(30)20(28)21(29)23(38-26)25(31)32/h4,6-10,20-24,26,28-30,33H,5,11H2,1-3H3,(H,31,32)