InChI=1S/C23H40N2O3/c26-21(27)10-8-6-4-2-1-3-5-7-9-11-24-22(28)25-23-15-18-12-19(16-23)14-20(13-18)17-23/h18-20H,1-17H2,(H,26,27)(H2,24,25,28)