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