2-Chloro-3-cyano-4-(trifluoromethoxy)pyridine-6-sulfonamide
2-Bromo-4-iodo-6-(trifluoromethoxy)pyridine-3-acetic acid
5-(Aminomethyl)-3-bromo-4-(trifluoromethoxy)pyridine-2-carboxylic acid
3-Chloro-6-cyano-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride