InChI=1/C16H19ClN2O/c1-3-10-18-16(20)11-19(15-8-9-15)12(2)13-4-6-14(17)7-5-13/h1,4-7,12,15H,8-11H2,2H3,(H,18,20)/p+1/t12-/m1/s1/fC16H20ClN2O/h18-19H/q+1 424CF0F9B95749E4