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