Ethyl 3-(aminomethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
2-(Chloromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylic acid
2-(Difluoromethyl)-6-hydroxy-5-methyl-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxylic acid