InChI=1/C15H16N6O/c1-22-12-5-3-2-4-10(12)18-8-9-6-7-11-13(19-9)14(16)21-15(17)20-11/h2-7,18H,8H2,1H3,(H4,16,17,20,21)/p+1/fC15H17N6O/h20H,16-17H2/q+1 CC19C6D7D3151A5A