InChI=1S/C26H28O11/c1-26(2)23-21(35-23)16-15(37-26)6-3-10-7-11(9-33-20(10)16)13-5-4-12(8-14(13)27)34-25-19(30)17(28)18(29)22(36-25)24(31)32/h3-6,8,11,17-19,21-23,25,27-30H,7,9H2,1-2H3,(H,31,32)