InChI=1/C15H16N2O3/c16-9-11-3-1-5-13(7-11)15(20)17-6-2-4-12(10-17)8-14(18)19/h1,3,5,7,12H,2,4,6,8,10H2,(H,18,19)/p-1/t12-/m0/s1/fC15H15N2O3/q-1 7FAE2869C504615A