Methyl 4-(fluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate
Methyl 3-(fluoromethyl)-5-methoxy-6-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-(chloromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
4-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-2-methanol