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