InChI=1/C19H21N5/c1-23-10-7-19(8-11-23)12-24(16-5-3-2-4-15(16)19)18-14-6-9-20-17(14)21-13-22-18/h2-6,9,13H,7-8,10-12H2,1H3,(H,20,21,22)/p+1/fC19H22N5/h20,23H/q+1 166FB01F06ACC0DA