InChI=1S/C21H28O10/c1-7-3-11(29-21-18(27)17(26)16(25)12(6-23)30-21)14-8(2)20(28)31-19(14)15-9(5-22)4-10(24)13(7)15/h4,8,11-12,14-19,21-23,25-27H,3,5-6H2,1-2H3/t8-,11-,12+,14+,15-,16+,17-,18+,19-,21+/m0/s1