InChI=1/C16H23N3O2/c1-4-8-18-15(17)19-9-10-20-13-7-5-6-12-11-16(2,3)21-14(12)13/h4-7H,1,8-11H2,2-3H3,(H3,17,18,19)/p+1/fC16H24N3O2/h18-19H,17H2/q+1 CBD657D318612E64