InChI=1S/C27H28O14/c1-9(2)5-13(30)16-12(8-28)20-23(39-26(36)15-10(3)6-11(29)7-14(15)38-20)24(21(16)37-4)41-27-19(33)17(31)18(32)22(40-27)25(34)35/h5-7,17-19,22,27-29,31-33H,8H2,1-4H3,(H,34,35)