InChI=1/C17H24N2O3/c1-12-3-5-13(6-4-12)18-17(20)19-14-7-8-15-16(11-14)22-10-2-9-21-15/h7-8,11-13H,2-6,9-10H2,1H3,(H2,18,19,20)/f/h18-19H 8776AD4A4DF1341D