Ethyl 3-amino-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 6-amino-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylate
3-Amino-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-acetic acid
Ethyl 6-amino-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylate