InChI=1/C23H19FN4O3/c1-14-4-9-21(12-22(14)28(30)31)27-15(2)10-17(16(27)3)11-18(13-25)23(29)26-20-7-5-19(24)6-8-20/h4-12H,1-3H3,(H,26,29)/b18-11-/f/h26H 16B018629F511FC5