Methyl 2-amino-6-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 6-amino-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 2-amino-5-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 6-amino-4-iodo-3-(trifluoromethoxy)pyridine-2-carboxylate