Methyl 5-chloro-3-iodo-2-(trifluoromethoxy)pyridine-4-carboxylate
4-(Chloromethyl)-2-cyano-3-nitro-5-(trifluoromethoxy)pyridine
Methyl 3-chloro-5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
2-Chloro-6-(chloromethyl)-3-iodo-4-(trifluoromethoxy)pyridine