InChI=1S/C24H44O5/c1-2-3-4-5-9-12-15-20-21-17-18-22(25)24(28-20,29-21)19-14-11-8-6-7-10-13-16-23(26)27/h20-22,25H,2-19H2,1H3,(H,26,27)/t20-,21+,22-,24-/m0/s1