InChI=1/C20H23N3/c1-22-19-10-6-5-9-18(19)21-20(22)15-23-13-11-17(12-14-23)16-7-3-2-4-8-16/h2-10,17H,11-15H2,1H3/p+1/fC20H24N3/h23H/q+1 E64BBEA20C7B99D2