3-(Chloromethyl)-2-(difluoromethyl)-5-iodopyridine-4-carboxylic acid
2-(Difluoromethyl)-5-iodo-4-nitropyridine-3-methanol
Ethyl 2-(chloromethyl)-4-(difluoromethyl)-6-iodopyridine-3-carboxylate
6-(Difluoromethyl)-3-iodo-2-nitropyridine-4-carboxylic acid