Methyl 3-nitro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetate
2-Cyano-3-methoxy-4-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Amino-4-(difluoromethyl)-3-iodo-5-nitropyridine
4-Amino-3-(chloromethyl)-2-(trifluoromethoxy)pyridine-6-acetonitrile