Methyl 4-bromo-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate
4-Chloro-2-cyano-6-nitro-3-(trifluoromethoxy)pyridine
Methyl 4-bromo-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-2-cyano-3-nitro-6-(trifluoromethoxy)pyridine