InChI=1/C13H12N6/c14-12-11-9(17-13(15)19-12)6-7-10(18-11)16-8-4-2-1-3-5-8/h1-7H,(H,16,18)(H4,14,15,17,19)/p+1/fC13H13N6/h16-17H,14-15H2/q+1 E5B19022D47DF814