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