InChI=1S/C27H32O11/c1-27(2)19(38-27)11-15-18(36-26-22(31)20(29)21(30)24(37-26)25(32)33)9-5-12-4-8-17(35-23(12)15)14-7-6-13(34-3)10-16(14)28/h5-7,9-10,17,19-22,24,26,28-31H,4,8,11H2,1-3H3,(H,32,33)