4-Methoxy-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Methoxy-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-methanol
2-Methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-methanol
3-Methoxy-5-nitro-6-(trifluoromethoxy)pyridine-2-carboxylic acid