3-Chloro-4-hydroxy-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Ethyl 2-chloro-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Chloro-2-hydroxy-6-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Chloro-6-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid