6-Chloro-3-cyano-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-Chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-Chloro-5-cyano-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
5-Chloro-2-fluoro-3-methoxy-6-(trifluoromethoxy)pyridine