InChI=1/C13H20N4O/c1-3-16(4-2)9-10-17(14)13-15-11-7-5-6-8-12(11)18-13/h5-8H,3-4,9-10,14H2,1-2H3/p+1/fC13H21N4O/h16H/q+1 72DCED01381EA2C5