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