InChI=1/C17H16FN3O2/c1-11-3-4-12(2)15(9-11)20-16(22)17(23)21-19-10-13-5-7-14(18)8-6-13/h3-10H,1-2H3,(H,20,22)(H,21,23)/b19-10+/f/h20-21H 74324F9BFCDCF3F8