InChI=1/C16H23N3O2/c1-12-5-6-15-14(10-12)4-3-9-19(15)11-16(21)18-8-7-17-13(2)20/h5-6,10H,3-4,7-9,11H2,1-2H3,(H,17,20)(H,18,21)/f/h17-18H 6915DE28193754FE