Methyl 5-(fluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylate
5-(Chloromethyl)-3-methoxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Methyl 3-(fluoromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxylate
3-(Chloromethyl)-2-methoxy-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine