InChI=1S/C26H30O13/c27-9-19-20(31)21(32)22(39-25-23(33)26(34,10-28)11-35-25)24(38-19)36-14-4-1-12(2-5-14)17-8-16(30)15-6-3-13(29)7-18(15)37-17/h1-7,17,19-25,27-29,31-34H,8-11H2