Ethyl 4-(difluoromethyl)-3-iodo-2-nitropyridine-5-acetate
3-(Difluoromethyl)-5-iodo-2-methylpyridine-6-carboxamide
Methyl 4-(difluoromethyl)-3-iodo-5-methoxypyridine-2-carboxylate
Methyl 4-(difluoromethyl)-5-hydroxy-3-(trifluoromethyl)pyridine-2-carboxylate