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