InChI=1S/C27H28O11/c1-11(2)4-6-14-16(28)9-18-19(23(14)34-3)24-15(10-35-18)13-7-5-12(8-17(13)37-24)36-27-22(31)20(29)21(30)25(38-27)26(32)33/h4-5,7-9,20-22,25,27-31H,6,10H2,1-3H3,(H,32,33)