4-Chloro-2-fluoro-6-nitro-3-(trifluoromethoxy)pyridine
3-Chloro-5-fluoro-6-nitro-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-6-bromo-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
4-(Aminomethyl)-6-bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine