InChI=1/C15H21N3O3/c1-12(19)16-14-7-10-17(11-8-14)9-6-13-2-4-15(5-3-13)18(20)21/h2-5,14H,6-11H2,1H3,(H,16,19)/p+1/fC15H22N3O3/h16-17H/q+1 EC0B1D0B1C1F1958