3-Hydroxy-2-nitro-5-(trifluoromethoxy)pyridine-4-carboxylic acid
6-Hydroxy-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 2-hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylate
2-Hydroxy-3-nitro-5-(trifluoromethoxy)pyridine-4-carboxaldehyde