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