InChI=1/C16H26N2O3/c19-7-6-15-8-14(18-21-15)9-16(11-20-12-16)17-10-13-4-2-1-3-5-13/h8,13,17,19H,1-7,9-12H2/p+1/fC16H27N2O3/h17H/q+1 280A5F550395C3CF