Methyl 3-cyano-5-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-cyano-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxylate
2-(Bromomethyl)-6-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylic acid
Methyl 6-cyano-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylate