Ethyl 3-amino-4-(difluoromethyl)-2-methylpyridine-5-carboxylate
5-Amino-3-chloro-2-(difluoromethyl)-4-(trifluoromethyl)pyridine
Ethyl 3-(chloromethyl)-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxylate
4-(Chloromethyl)-2-(difluoromethyl)-3-iodopyridine-5-carboxylic acid