InChI=1/C16H32N2O2/c1-13-10-18(11-14(2)20-13)9-5-4-8-16(3,12-19)17-15-6-7-15/h13-15,17,19H,4-12H2,1-3H3/p+1/t13-,14-,16-/m0/s1/fC16H33N2O2/h17H/q+1 2E6670AF674A6175