Methyl 3-amino-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-amino-2-fluoro-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-amino-4-methyl-5-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-amino-2-methyl-6-(trifluoromethoxy)pyridine-5-carboxylate