5-Cyano-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Chloro-4-(fluoromethyl)-2-methyl-6-(trifluoromethoxy)pyridine
3-Cyano-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Chloro-3-(fluoromethyl)-4-methyl-6-(trifluoromethoxy)pyridine