Ethyl 2-bromo-6-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carboxylate
2-Bromo-3-(chloromethyl)-6-(difluoromethyl)pyridine-5-carboxylic acid
2-Chloro-5-(chloromethyl)-4-(difluoromethyl)-3-iodopyridine
3-Chloro-2-(difluoromethyl)-6-methyl-4-(trifluoromethyl)pyridine