InChI=1/C16H27ClN2O2/c1-4-18-8-7-9-19-12-13-10-14(17)16(21-6-3)15(11-13)20-5-2/h10-11,18-19H,4-9,12H2,1-3H3/p+1/fC16H28ClN2O2/h18H/q+1 532E8F3A9E71C273