Methyl 2-(fluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 5-(chloromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 2-(fluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-5-carboxylate
3-(Fluoromethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-2-carboxylic acid