InChI=1/C18H18ClFN2O/c1-2-3-4-9-22-17-11-13(6-8-16(17)21-18(22)23)12-5-7-15(20)14(19)10-12/h5-8,10-11H,2-4,9H2,1H3,(H,21,23)/f/h23H D694AF7503AE0915