2-Amino-6-methoxy-5-(trifluoromethoxy)pyridine-3-acetonitrile
5-Amino-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Amino-6-methoxy-3-(trifluoromethoxy)pyridine-5-acetonitrile
3-Amino-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylic acid