InChI=1/C13H17N5O/c1-13(2,14-3)12(19)17-10-6-4-7-15-11(10)18-9-5-8-16-18/h4-9,14H,1-3H3,(H,17,19)/p+1/fC13H18N5O/h14,17H/q+1 252335254A393922