InChI=1S/C29H48O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-27-24-28(30)26-29(31)25-27/h6-7,9-10,24-26,30-31H,2-5,8,11-23H2,1H3/b7-6+,10-9+