5-Bromo-2-(difluoromethyl)-3-methylpyridine-6-sulfonyl chloride
Methyl 2-chloro-5-cyano-4-(difluoromethyl)pyridine-3-carboxylate
4-Bromo-3-(difluoromethyl)-6-methylpyridine-2-sulfonyl chloride
2-(Aminomethyl)-5-bromo-3-(difluoromethyl)pyridine-4-carboxylic acid