2-(Aminomethyl)-4-chloro-3-nitro-5-(trifluoromethoxy)pyridine
5-Chloro-2-(fluoromethyl)-3-methyl-6-(trifluoromethoxy)pyridine
2-Chloro-6-(difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine
4-Chloro-3-(fluoromethyl)-6-methyl-2-(trifluoromethoxy)pyridine