InChI=1/C19H20BrFN2O3/c1-11(2)18(24)22-14-5-7-15(8-6-14)23-19(25)12(3)26-17-9-4-13(21)10-16(17)20/h4-12H,1-3H3,(H,22,24)(H,23,25)/t12-/m0/s1/f/h22-23H 25CDC269FDB08A23