InChI=1/C16H25ClN2O2/c1-3-19(4-2)11-7-10-18-16(20)13-21-12-14-8-5-6-9-15(14)17/h5-6,8-9H,3-4,7,10-13H2,1-2H3,(H,18,20)/p+1/fC16H26ClN2O2/h18-19H/q+1 AB954AB915E741BD