Ethyl 2-amino-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylate
5-Amino-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylic acid
Ethyl 2-amino-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-carboxylate
4-Amino-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylic acid