Methyl 3-chloro-5-nitro-6-(trifluoromethoxy)pyridine-2-carboxylate
3-Chloro-2-(chloromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
Ethyl 5-chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-2-(chloromethyl)-4-nitro-6-(trifluoromethoxy)pyridine