2-(Difluoromethyl)-4-hydroxy-6-iodopyridine-3-carboxaldehyde
Methyl 2-(chloromethyl)-3-(difluoromethyl)-6-fluoropyridine-5-carboxylate
4-(Chloromethyl)-3-(difluoromethyl)-5-fluoropyridine-2-carboxylic acid
4-(Chloromethyl)-6-(difluoromethyl)-2-hydroxy-3-iodopyridine