InChI=1/C15H21N3O3/c1-17(13-7-3-4-8-13)11-15(19)16-10-12-6-2-5-9-14(12)18(20)21/h2,5-6,9,13H,3-4,7-8,10-11H2,1H3,(H,16,19)/p+1/fC15H22N3O3/h16-17H/q+1 44FD0F3C2B0DD668