InChI=1/C22H24N2/c1-22(2,3)14-6-5-7-15-24(4)17-19-11-9-12-20-18(16-23)10-8-13-21(19)20/h5,7-13H,15,17H2,1-4H3/b7-5+ 26173240E02F1FF6