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