InChI=1/C14H21N5O/c1-9(2)16-14(20)8-19(3)7-13-17-11-5-4-10(15)6-12(11)18-13/h4-6,9H,7-8,15H2,1-3H3,(H,16,20)(H,17,18)/f/h16,18H D0D1D4A3E0A193D3