InChI=1S/C27H28O15/c1-38-15-7-12(29)16-11(28)6-14(41-23(16)17(15)24-20(33)18(31)13(30)8-39-24)9-2-4-10(5-3-9)40-27-22(35)19(32)21(34)25(42-27)26(36)37/h2-7,13,18-22,24-25,27,29-35H,8H2,1H3,(H,36,37)