InChI=1/C16H15N5/c17-15(20-12-7-3-1-4-8-12)14-11-19-21(16(14)18)13-9-5-2-6-10-13/h1-11H,18H2,(H2,17,20)/p+1/fC16H16N5/h20H,17H2/q+1 1EFE64C18D0628A2