InChI=1S/C22H42O3/c1-2-3-4-5-9-12-15-18-21(23)19-16-13-10-7-6-8-11-14-17-20-22(24)25/h16,19,21,23H,2-15,17-18,20H2,1H3,(H,24,25)/b19-16-