InChI=1/C21H24N2/c1-23-13-6-9-16-7-2-3-8-17(16)15-21-19(12-14-23)18-10-4-5-11-20(18)22-21/h2-5,7-8,10-11,22H,6,9,12-15H2,1H3/p+1/fC21H25N2/h23H/q+1 0081BE5DEBFFC8A9