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