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