InChI=1/C19H24N2O2/c1-4-13-9-17(19(22)21-12(13)2)20-11-16-8-14-6-5-7-15(14)10-18(16)23-3/h8-10,20H,4-7,11H2,1-3H3,(H,21,22)/f/h21H 98BDFD9E2D88ECBA