InChI=1/C20H18N2O3/c1-4-7-22-19(24)16-6-5-14(11-17(16)20(22)25)18(23)21-15-9-12(2)8-13(3)10-15/h4-6,8-11H,1,7H2,2-3H3,(H,21,23)/f/h21H F3F78FF5EE59BC87