InChI=1/C17H18N6/c1-3-4-8-13-20-16-14(18-10-19-16)17-21-15(22-23(13)17)12-7-5-6-11(2)9-12/h5-7,9-10H,3-4,8H2,1-2H3,(H,18,19)/f/h19H C59E6C0B5A0D1CB0