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