InChI=1S/C27H28O13/c1-27(2)5-4-11-15(40-27)8-14(29)17(23(11)36-3)12-9-37-16-7-10(6-13(28)18(16)19(12)30)38-26-22(33)20(31)21(32)24(39-26)25(34)35/h6-9,20-22,24,26,28-29,31-33H,4-5H2,1-3H3,(H,34,35)