2-Bromo-4-(difluoromethyl)-3-methyl-6-(trifluoromethoxy)pyridine
4-Bromo-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Bromo-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Bromo-3-(fluoromethyl)-6-methyl-2-(trifluoromethoxy)pyridine