Ethyl 2-(bromomethyl)-4-(difluoromethyl)-6-iodopyridine-3-carboxylate
5-(Aminomethyl)-2-(difluoromethyl)-3-iodopyridine-4-methanol
5-(Difluoromethyl)-4-iodo-3-methylpyridine-2-methanol
6-(Chloromethyl)-3-(difluoromethyl)-2-iodopyridine-4-carboxylic acid