InChI=1S/C22H38O3/c1-2-3-15-18-21(23)19-16-13-11-9-7-5-4-6-8-10-12-14-17-20-22(24)25/h3,11,13,15-16,19,21,23H,2,4-10,12,14,17-18,20H2,1H3,(H,24,25)/b13-11-,15-3-,19-16+