InChI=1/C16H16N2O2/c1-10-5-3-4-6-12(10)15(17-2)11-7-8-13-14(9-11)20-16(19)18-13/h3-9,15,17H,1-2H3,(H,18,19)/p+1/t15-/m0/s1/fC16H17N2O2/h17-18H/q+1 B1220461DA624BA7