2-Amino-5-cyano-4-(difluoromethyl)pyridine-3-carboxylic acid
2-Amino-3-bromo-4-(chloromethyl)-5-(difluoromethyl)pyridine
3-(Bromomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 2-(bromomethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate