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