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