InChI=1S/C25H48O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-25(28)29-23-24(27)22-26/h11-12,24,26-27H,2-10,13-23H2,1H3/b12-11-/t24-/m1/s1