Ethyl 4-amino-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carboxylate
2-Cyano-3-(difluoromethyl)-6-methoxypyridine-4-carboxylic acid
4-Amino-2-chloro-3-(chloromethyl)-6-(trifluoromethoxy)pyridine
5-Methyl-2-Cyano-3-nitro-2-(3-(trifluoromethoxy)phenyl)pyridine