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