Ethyl 3-bromo-2-(difluoromethyl)pyridine-5-acetate
5-(Bromomethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetic acid
3-(Bromomethyl)-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-acetic acid
3-(Bromomethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxylic acid