6-Amino-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Bromo-2-cyano-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Amino-3-methoxy-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Amino-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid