Ethyl 2-amino-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-amino-3-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Amino-5-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 5-amino-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate