InChI=1/C13H13N5O/c1-9-17-13(19-18-9)10-4-2-3-5-11(10)16-8-12-14-6-7-15-12/h2-7,16H,8H2,1H3,(H,14,15)/p+1/fC13H14N5O/h14-15H/q+1 4D383B3B79E3AD80