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