InChI=1S/C21H36O2/c1-4-14-6-8-17-16-7-5-15-13-21(22,23)12-11-20(15,3)18(16)9-10-19(14,17)2/h14-18,22-23H,4-13H2,1-3H3/t14-,15?,16-,17-,18-,19+,20-/m0/s1