InChI=1/C16H16N4O2/c1-20(2)9-14(21)18-13-8-7-12-15(19-13)10-5-3-4-6-11(10)16(22)17-12/h3-8H,9H2,1-2H3,(H,17,22)(H,18,19,21)/p+1/fC16H17N4O2/h17-18,20H/q+1 2C15A8D100E0A75A