InChI=1/C17H17N3/c1-2-5-14-11-20(9-7-13(14)4-1)12-15-10-19-17-16(15)6-3-8-18-17/h1-6,8,10H,7,9,11-12H2,(H,18,19)/f/h19H 8A3B11559B05D35C