InChI=1/C16H30N2O2/c1-4-17-13-6-8-16(19-10-11-20-16)12-14(13)18-9-5-7-15(18,2)3/h13-14,17H,4-12H2,1-3H3/p+1/t13-,14-/m1/s1/fC16H31N2O2/h18H/q+1 19223AD79D70D1A1