InChI=1/C17H17N3/c1-2-4-15(5-3-1)16-8-6-14(7-9-16)12-18-13-17-19-10-11-20-17/h1-11,18H,12-13H2,(H,19,20)/p+1/fC17H18N3/h19-20H/q+1 DF8CE003C306D536