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