InChI=1/C18H16ClFN2O/c19-14-9-11(5-7-15(14)20)12-6-8-16-17(10-12)22(18(23)21-16)13-3-1-2-4-13/h5-10,13H,1-4H2,(H,21,23)/f/h23H AEC565E7F1C947AB