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