Ethyl 2-iodo-3-nitro-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-iodo-6-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
3-Iodo-2-methyl-5-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Iodo-5-methyl-6-(trifluoromethoxy)pyridine-3-carboxylic acid