InChI=1S/C27H28O14/c1-8(2)6-11(28)14-10(4)20-23(39-26(36)15-9(3)16(30)12(29)7-13(15)38-20)24(21(14)37-5)41-27-19(33)17(31)18(32)22(40-27)25(34)35/h6-7,17-19,22,27,29-33H,1-5H3,(H,34,35)