3-Amino-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Amino-3-chloro-5-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Amino-5-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonamide
3-Amino-5-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylic acid