4-Bromo-3-chloro-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Amino-2-(fluoromethyl)-6-nitro-3-(trifluoromethoxy)pyridine
2-Amino-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Amino-2-(fluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine