InChI=1/C16H18N2O2/c19-14-7-5-13(6-8-14)17-10-12-9-11-3-1-2-4-15(11)18-16(12)20/h1-4,9-10,13-14,17,19H,5-8H2/p+1/b12-10-/fC16H19N2O2/h18H/q+1/b CED6DD05F73163EE