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