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