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