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