InChI=1S/C27H32O14/c1-10(29)26(2)19-18-13(31)7-12(30)8-14(18)40-27(41-26,11-5-15(36-3)20(32)16(6-11)37-4)24(19)39-25-23(35)22(34)21(33)17(9-28)38-25/h5-8,17,19,21-25,28,30-35H,9H2,1-4H3