Ethyl 2-chloro-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-5-iodo-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Methyl 3-chloro-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 5-chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate