InChI=1S/C27H30O15/c1-9-18(30)19(31)22(34)26(38-9)41-16-7-12(39-27-23(35)20(32)21(33)24(42-27)25(36)37)6-15-17(16)13(29)8-14(40-15)10-2-4-11(28)5-3-10/h2-7,9,14,18-24,26-28,30-35H,8H2,1H3,(H,36,37)