3-Bromo-5-(difluoromethyl)-2-methylpyridine-6-sulfonyl chloride
4-Bromo-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-carboxaldehyde
4-Bromo-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-carboxaldehyde
5-Bromo-4-(difluoromethyl)-2-methylpyridine-3-sulfonyl chloride