3-Amino-6-nitro-2-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 2-amino-5-iodo-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-amino-4-iodo-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-amino-3-iodo-6-(trifluoromethoxy)pyridine-4-carboxylate