Ethyl 6-(difluoromethyl)-4-fluoro-2-(trifluoromethyl)pyridine-3-acetate
4-(Bromomethyl)-3-(difluoromethyl)-6-fluoropyridine-2-carboxylic acid
Ethyl 3-(bromomethyl)-6-(difluoromethyl)-2-fluoropyridine-5-carboxylate
2-(Difluoromethyl)-4-hydroxy-5-iodo-3-methylpyridine