InChI=1/C12H20N4O/c1-2-3-7-16(8-9-17)12-10(11(13)14)5-4-6-15-12/h4-6,17H,2-3,7-9H2,1H3,(H3,13,14)/p+1/fC12H21N4O/h13-14H2/q+1 73CBA7F9E6950182