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