Methyl 4-cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
4-Chloro-6-(difluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine
Ethyl 2-chloro-6-methyl-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-2-(difluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine