Methyl 3-amino-4-methyl-5-(trifluoromethoxy)pyridine-2-acetate
Methyl 4-amino-5-methoxy-2-(trifluoromethoxy)pyridine-3-acetate
Methyl 5-amino-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetate
Methyl 5-amino-2-iodo-4-(trifluoromethoxy)pyridine-3-acetate