InChI=1/C19H19N3O3/c1-22(10-11-23)14-8-6-13(7-9-14)20-12-17-15-4-2-3-5-16(15)18(24)21-19(17)25/h2-9,12,20,23H,10-11H2,1H3,(H,21,24,25)/b17-12+/f/h21H 90CCA95F01F3DFE6