Methyl 2-chloro-3-hydroxy-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-6-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Chloro-3-(difluoromethyl)-2-iodo-6-(trifluoromethoxy)pyridine
6-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetic acid