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