Methyl 6-(chloromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
3-(Fluoromethyl)-4-iodo-2-methyl-5-(trifluoromethoxy)pyridine
Methyl 2-(chloromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
3-(Fluoromethyl)-2-iodo-4-methyl-5-(trifluoromethoxy)pyridine