InChI=1/C13H19N5O/c1-4-19-10-7-5-6-9(8-10)18-12(15)16-11(14)17-13(18,2)3/h5-8H,4H2,1-3H3,(H4,14,15,16,17)/p+1/fC13H20N5O/h17H,14-15H2/q+1 D8224D6423833F26