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