5-Bromo-3-cyano-2-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Fluoro-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
3-Chloro-6-(chloromethyl)-4-(difluoromethyl)-2-hydroxypyridine
3-(Chloromethyl)-4-methoxy-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine