Ethyl 3-bromo-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
5-Bromo-2-methyl-3-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 4-bromo-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 5-bromo-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate