3-Fluoro-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Fluoro-5-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylic acid
3-Chloro-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 4-cyano-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-carboxylate