InChI=1/C16H22N2O2/c1-3-17-16(19)20-14-6-4-5-13-12(14)8-7-11-9-10-18(2)15(11)13/h4-6,11,15H,3,7-10H2,1-2H3,(H,17,19)/p+1/t11-,15-/m0/s1/fC16H23N2O2/h17-18H/q+1 A8484FDDFF6DA7F7