InChI=1/C16H25ClN2O2/c1-4-8-19-9-7-11(10-18)15(19)12-5-6-13(20-2)16(21-3)14(12)17/h5-6,11,15H,4,7-10,18H2,1-3H3/p+1/t11-,15-/m1/s1/fC16H26ClN2O2/h18H/q+1 B31B81B20B8C848A