InChI=1S/C22H38O3/c1-2-3-4-15-18-21(23)19-16-13-11-9-7-5-6-8-10-12-14-17-20-22(24)25/h3-4,13,15-16,18,21,23H,2,5-12,14,17,19-20H2,1H3,(H,24,25)/b4-3-,16-13-,18-15?