InChI=1/C17H18N6/c1-2-3-5-10-13-20-16-14(18-11-19-16)17-21-15(22-23(13)17)12-8-6-4-7-9-12/h4,6-9,11H,2-3,5,10H2,1H3,(H,18,19)/f/h19H FB3BBBB457C18C10