InChI=1S/C26H41NO/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-20-23-26(28)27-24(2)25-21-18-17-19-22-25/h7-8,10-11,17-19,21-22,24H,3-6,9,12-16,20,23H2,1-2H3,(H,27,28)/b8-7-,11-10-