InChI=1/C21H24N2O/c1-2-6-18(7-3-1)16-23-14-12-17(13-15-23)10-11-20-19-8-4-5-9-21(19)24-22-20/h1-9,17H,10-16H2/p+1/fC21H25N2O/h23H/q+1 D9BBB8B227926205