Ethyl 2-amino-6-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
5-Amino-2-methoxy-4-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 6-amino-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
4-Amino-3-methoxy-5-(trifluoromethoxy)pyridine-2-acetic acid