4-Bromo-3-(difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine
3-Chloro-5-cyano-2-(trifluoromethoxy)pyridine-6-methanol
Ethyl 2-chloro-3-cyano-6-(trifluoromethoxy)pyridine-5-carboxylate
3-Chloro-2-cyano-5-(trifluoromethoxy)pyridine-4-carboxylic acid