Methyl 2-(difluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
4-Amino-5-(chloromethyl)-3-(difluoromethyl)-2-nitropyridine
Methyl 2-cyano-3-iodo-4-(trifluoromethoxy)pyridine-6-carboxylate
3-(Difluoromethyl)-5-iodo-4-methoxypyridine-2-carbonyl chloride