Ethyl 2-(fluoromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 4-methoxy-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylate
3-Methoxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-methanol
Ethyl 4-methoxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxylate