Methyl 2-(chloromethyl)-6-(difluoromethyl)-5-hydroxypyridine-3-acetate
3-(Difluoromethyl)-2-iodo-6-methoxy-5-(trifluoromethyl)pyridine
Ethyl 4-(difluoromethyl)-3-iodo-6-methylpyridine-2-carboxylate
6-(Difluoromethyl)-2-iodo-3-methoxy-4-(trifluoromethyl)pyridine