Ethyl 2-(difluoromethyl)-3-methoxypyridine-5-carboxylate
Methyl 3-(chloromethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
3-(Chloromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxylic acid
5-(Chloromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylic acid