Ethyl 5-hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxylate
2-Fluoro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Fluoro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylic acid
Ethyl 4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylate