Ethyl 2-(bromomethyl)-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carboxylate
Methyl 4-(bromomethyl)-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-carboxylate
3-(Bromomethyl)-4-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-carboxylic acid
6-(Bromomethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-carboxylic acid