InChI=1S/C27H28O13/c1-9(2)5-6-12-10(3)21-15(7-14(12)29)37-23-13(8-28)17(30)22(11(4)16(23)26(36)38-21)39-27-20(33)18(31)19(32)24(40-27)25(34)35/h5,7-8,18-20,24,27,29-33H,6H2,1-4H3,(H,34,35)