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