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