5-(Difluoromethyl)-3-fluoro-2-nitropyridine
4-(Chloromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetic acid
Methyl 2-hydroxy-5-nitro-6-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetic acid