2-Bromo-3-cyano-4-(trifluoromethoxy)pyridine-6-sulfonamide
6-Amino-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Amino-4-methoxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
6-Amino-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylic acid