InChI=1/C15H21N3O2/c1-11-9-13(5-8-20-11)17-12-3-2-4-14(10-12)18-7-6-16-15(18)19/h2-4,10-11,13,17H,5-9H2,1H3,(H,16,19)/t11-,13-/m1/s1/f/h16H 8C877334FA8E5389