InChI=1/C15H21N3O2/c1-11-12(9-16-17-11)10-18-13(19)8-15(14(18)20)6-4-2-3-5-7-15/h9H,2-8,10H2,1H3,(H,16,17)/f/h16H C9B2F89C2013BD7D