InChI=1/C14H20N4O3/c1-2-8-17(13-6-7-15-10-13)14(19)16-11-4-3-5-12(9-11)18(20)21/h3-5,9,13,15H,2,6-8,10H2,1H3,(H,16,19)/p+1/t13-/m1/s1/fC14H21N4O3/h15-16H/q+1 0331560CFD518364