5-Chloro-3-(fluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine
5-Chloro-4-nitro-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Chloro-3-hydroxy-6-methoxy-4-(trifluoromethoxy)pyridine
3-Chloro-5-(fluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine