4-Hydroxy-2-phenylpyridine-5-acetic acid
5-(Chloromethyl)-4-methyl-3-nitro-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-sulfonyl chloride
Methyl 2-(difluoromethyl)-3-hydroxy-4-nitropyridine-6-carboxylate