InChI=1S/C20H32N2O3/c1-2-3-6-9-15(23)12-13-17-16(18-14-19(17)22-21-18)10-7-4-5-8-11-20(24)25/h4,7,12-13,15-19,23H,2-3,5-6,8-11,14H2,1H3,(H,24,25)