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