InChI=1/C21H24N2O/c1-23-11-9-15-5-3-4-6-16(15)13-21-18(10-12-23)19-14-17(24-2)7-8-20(19)22-21/h3-8,14,22H,9-13H2,1-2H3/p+1/fC21H25N2O/h23H/q+1 7B5D703387054E8E