InChI=1/C20H23ClN2O/c1-20(2)13-14-6-4-5-7-17(14)18(23(20)3)12-19(24)22-16-10-8-15(21)9-11-16/h4-11,18H,12-13H2,1-3H3,(H,22,24)/p+1/t18-/m1/s1/fC20H24ClN2O/h22-23H/q+1 4D0F37F67B4BC451