2-Amino-3-chloro-6-(chloromethyl)-5-(difluoromethyl)pyridine
4-(Bromomethyl)-2-chloro-5-(difluoromethyl)pyridine-3-carboxylic acid
2-Cyano-3-(difluoromethyl)-6-methoxypyridine-5-sulfonamide
3-(Fluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-4-methanol