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