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