InChI=1S/C24H26O9/c1-11-6-19-22-24(5,33-22)9-15-7-17(23(28)31-15)18(29-13(3)26)8-16(12(2)10-25)21(20(11)32-19)30-14(4)27/h6-7,10,15-16,18,21-22H,2,8-9H2,1,3-5H3/t15-,16+,18-,21+,22-,24-/m0/s1