3-Chloro-5-nitro-2-(trifluoromethoxy)pyridine-4-sulfonamide
3-Cyano-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 2-(aminomethyl)-3-chloro-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid