InChI=1/C16H28N2O/c17-11-16(9-3-1-2-4-10-16)15(19)18-14(12-5-6-12)13-7-8-13/h12-14H,1-11,17H2,(H,18,19)/p+1/fC16H29N2O/h17-18H/q+1 0C26E3E07E2CFA86