InChI=1/C18H17N5/c1-14-21-7-8-23(14)18-6-5-17(13-22-18)12-20-11-16-4-2-3-15(9-16)10-19/h2-9,13,20H,11-12H2,1H3/p+1/fC18H18N5/h20H/q+1 6C08FCB32F853111