4-(Aminomethyl)-3-cyano-5-(difluoromethyl)pyridine
2-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Methyl 3-(bromomethyl)-5-(difluoromethyl)pyridine-2-acetate
2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride