InChI=1/C16H17N5/c17-14(10-11-6-2-1-3-7-11)15-12-8-4-5-9-13(12)16(19-18)21-20-15/h1-9,14H,10,17-18H2,(H,19,21)/p+1/t14-/m0/s1/fC16H18N5/h17,19H/q+1 E5D1B8F73C9DA15A