InChI=1S/C27H30O15/c1-9-17(31)21(35)25(38-8-15-18(32)20(34)22(36)26(37)41-15)27(39-9)42-24-19(33)16-13(30)6-12(29)7-14(16)40-23(24)10-2-4-11(28)5-3-10/h2-7,9,15,17-18,20-22,25-32,34-37H,8H2,1H3/t9-,15+,17-,18+,20-,21+,22+,25+,26+,27-/m0/s1