4-Fluoro-2-methoxy-6-(trifluoromethoxy)pyridine-3-carboxylic acid
5-Chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylic acid
Ethyl 3-chloro-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-acetate
Ethyl 3-chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-acetate