Methyl 3-(chloromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-4-acetate
5-(Chloromethyl)-2-(difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine
Methyl 2-(chloromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
Methyl 6-(chloromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetate