Ethyl 5-(difluoromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylate
2-Hydroxy-4-methyl-3-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Hydroxy-3-methyl-6-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 3-(difluoromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine-2-carboxylate