InChI=1S/C27H30O9/c1-13-23(8)18(33-16(4)28)26-14(2)24(10-9-17(29)34-21(24,5)6)12-11-22(26,7)25(13)19(30)32-15(3)27(25,36-26)20(31)35-23/h9-10,15,18H,1-2,11-12H2,3-8H3/t15-,18-,22-,23+,24+,25+,26+,27-/m0/s1