2-Chloro-4-cyano-3-(trifluoromethoxy)pyridine-6-carboxylic acid
3-(Aminomethyl)-2-bromo-6-iodo-4-(trifluoromethoxy)pyridine
6-Bromo-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Chloro-3-cyano-4-(trifluoromethoxy)pyridine-6-carboxylic acid