3-Chloro-6-fluoro-4-(trifluoromethoxy)pyridine-2-acetic acid
2-Chloro-6-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
5-Chloro-4-hydroxy-2-iodo-3-(trifluoromethoxy)pyridine
6-Chloro-3-methoxy-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride