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