InChI=1/C21H13FN2O3/c22-12-8-10-13(11-9-12)23-20(25)18-14-4-3-7-17-19(14)24(21(18)26)15-5-1-2-6-16(15)27-17/h1-11,18H,(H,23,25)/t18-/m1/s1/f/h23H 2BE45B4EF043BA25