6-Bromo-4-nitro-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
3-Bromo-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetic acid
2-Bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Bromo-5-methoxy-6-(trifluoromethoxy)pyridine-3-acetic acid