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