2-(Difluoromethyl)-4-iodo-3-nitropyridine-5-sulfonamide
2-(Difluoromethyl)-3-iodo-5-(trifluoromethyl)pyridine-6-acetic acid
6-(Aminomethyl)-4-(difluoromethyl)-2-iodopyridine-3-methanol
4-(Aminomethyl)-6-(difluoromethyl)-2-iodopyridine-3-carboxaldehyde