InChI=1/C16H25ClN2O2/c1-11(2)19(6-5-7-20)10-15(21)18-16-13(4)8-12(3)9-14(16)17/h8-9,11,20H,5-7,10H2,1-4H3,(H,18,21)/p+1/fC16H26ClN2O2/h18-19H/q+1 3D045F1944E13A19