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