Ethyl 5-iodo-3-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-iodo-5-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
5-(Chloromethyl)-3-cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
6-Bromo-4-(difluoromethyl)-2-methoxypyridine-3-carbonyl chloride