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