5-(2,3-Difluorophenyl)-2-hydroxypyridine-3-acetic acid
2-(Difluoromethyl)-6-fluoro-3-hydroxy-5-nitropyridine
2-(Bromomethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylic acid
3-(Chloromethyl)-5-(difluoromethyl)-2-fluoro-6-iodopyridine