Methyl 2-amino-5-(bromomethyl)-6-(trifluoromethoxy)pyridine-3-acetate
Methyl 2-amino-3-(bromomethyl)-5-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-amino-4-nitro-2-(trifluoromethoxy)pyridine-3-acetate
Methyl 3-amino-4-methyl-5-(trifluoromethoxy)pyridine-2-acetate