Ethyl 2-(chloromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
4-(Fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Ethyl 2-(chloromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
5-Hydroxy-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylic acid