3-(Bromomethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-(Bromomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylic acid
5-(Bromomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylic acid
4-(Bromomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylic acid