InChI=1/C20H17N3/c1-2-18-22-19-16(14-9-5-3-6-10-14)13-17(21-20(19)23-18)15-11-7-4-8-12-15/h3-13H,2H2,1H3,(H,21,22,23)/f/h23H BB277B05CD87A6BB