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