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