InChI=1/C19H21FN2O2/c1-13-3-8-17(18(23)14(13)2)19(24)22-11-9-21(10-12-22)16-6-4-15(20)5-7-16/h3-8,23H,9-12H2,1-2H3 6FF9602865962FA0