4-(Difluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Aminomethyl)-4-(difluoromethyl)pyridine-3-acetic acid
5-(Chloromethyl)-4-fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
2-(Chloromethyl)-5-(difluoromethyl)pyridine-4-acetonitrile