3-Fluoro-2-methyl-4-(trifluoromethoxy)pyridine-6-carboxylic acid
3-(Chloromethyl)-5-cyano-2-methyl-4-(trifluoromethoxy)pyridine
2-Fluoro-6-methyl-5-(trifluoromethoxy)pyridine-3-carboxylic acid
5-(Chloromethyl)-4-cyano-3-methyl-2-(trifluoromethoxy)pyridine