6-(Chloromethyl)-2-cyano-3-hydroxy-4-(trifluoromethoxy)pyridine
2-Chloro-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonamide
2-(Chloromethyl)-6-cyano-4-hydroxy-3-(trifluoromethoxy)pyridine
3-Chloro-6-nitro-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride