Ethyl 2-bromo-4-nitro-3-(trifluoromethoxy)pyridine-6-carboxylate
5-Bromo-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Bromo-4-iodo-5-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 2-bromo-3-nitro-6-(trifluoromethoxy)pyridine-4-carboxylate