3-Chloro-2-cyano-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
2-Chloro-4-(chloromethyl)-6-iodo-3-(trifluoromethoxy)pyridine
2-Chloro-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid
6-Chloro-2-cyano-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride