InChI=1/C21H27N3O2/c1-3-17-11-7-12-19(15-17)23-21(26)20(25)22-13-8-14-24(2)16-18-9-5-4-6-10-18/h4-7,9-12,15H,3,8,13-14,16H2,1-2H3,(H,22,25)(H,23,26)/p+1/fC21H28N3O2/h22-24H/q+1 0F1E47276BA82DA7