InChI=1/C19H24N2O3/c22-15-21(24)14-7-3-1-2-4-13-19(23)20-18-12-8-10-16-9-5-6-11-17(16)18/h5-6,8-12,15,24H,1-4,7,13-14H2,(H,20,23)/f/h20H C04ECAA7C06934A8