Methyl 5-amino-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate
4-Bromo-2-chloro-6-(trifluoromethoxy)pyridine-3-carboxylic acid
5-Amino-2-nitro-4-(trifluoromethoxy)pyridine-3-acetic acid
4-Bromo-2-chloro-3-(trifluoromethoxy)pyridine-6-carboxylic acid