InChI=1/C13H13N5O/c1-13(2,14)12-17-11(19-18-12)8-3-4-9-10(7-8)16-6-5-15-9/h3-7H,14H2,1-2H3/p+1/fC13H14N5O/h14H/q+1 C821892F10585813