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