InChI=1/C17H24N2O3/c1-14-4-2-3-5-15(14)6-9-18-16(20)19-10-7-17(8-11-19)21-12-13-22-17/h2-5H,6-13H2,1H3,(H,18,20)/f/h18H 8044BBD86100E7F6