4-Amino-2-cyano-3-(difluoromethyl)pyridine
4-(Bromomethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carbonyl chloride
3-Amino-5-cyano-2-(difluoromethyl)pyridine
5-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carbonyl chloride