InChI=1S/C23H40O8/c1-2-3-4-7-16(26)10-11-19-20(22(29)13-21(19)28)12-17(27)8-5-6-9-23(30)31-18(14-24)15-25/h10-11,16,18-22,24-26,28-29H,2-9,12-15H2,1H3/b11-10+/t16-,19+,20+,21+,22-/m0/s1