InChI=1/C15H21N3O3/c1-17(11-15(19)16-13-7-3-4-8-13)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)/f/h16H F7B16A270812B957