InChI=1/C16H18N2O/c1-9-5-11-6-13-12(3-4-14(19)18-13)16(7-9)15(11)10(2)8-17-16/h3-5,11,17H,6-8H2,1-2H3,(H,18,19)/p+1/t11-,16-/m0/s1/fC16H19N2O/h17-18H/q+1 7832525AF330871E