4-Bromo-6-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 4-bromo-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-bromo-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-bromo-6-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate